U.S. first lady Jill Biden visits an ukulele class in Salt Lake City, Utah, U.S., May 5, 2021. REUTERS/Carlos Barria/Pool

U.S. first lady Jill Biden looks on as she visits an ukulele class in Salt Lake City, Utah, U.S., May 5, 2021. REUTERS/Carlos Barria/Pool

U.S. first lady Jill Biden visits an ukulele class in Salt Lake City, Utah, U.S., May 5, 2021. REUTERS/Carlos Barria/Pool

U.S. first lady Jill Biden visits an ukulele class in Salt Lake City, Utah, U.S., May 5, 2021. REUTERS/Carlos Barria/Pool

A girl plays an ukulele as people confined in their homes applaud from their balconies in support of healthcare workers during the lockdown amid the coronavirus disease (COVID-19) outbreak in Madrid, Spain, April 10, 2020. REUTERS/Juan Medina

Singer Amanda Palmer gestures with her ukulele at the annual White House Correspondents' Association Dinner in Washington, April 27, 2019. REUTERS/James Lawler Duggan TPX IMAGES OF THE DAY

Singer Amanda Palmer raises her ukulele at the annual White House Correspondents' Association Dinner in Washington, April 27, 2019. REUTERS/James Lawler Duggan

Singer Amanda Palmer gestures with her ukulele at the annual White House Correspondents' Association Dinner in Washington, April 27, 2019. REUTERS/James Lawler Duggan

Singer Amanda Palmer arrives with her ukulele for the annual White House Correspondents' Association Dinner in Washington, April 27, 2019. REUTERS/James Lawler Duggan

72nd Annual Tony Awards - Show - New York, U.S., 10/06/2018 - Spongebob Squarepants cast member Ethan Slater performs on the ukulele next to show hosts Josh Groban and Sara Bareilles. REUTERS/Lucas Jackson

54-y-o Hiromi Tanaka holds a ukulele during an interview with Reuters at her house where she lives with her widowed mother in Tokyo, Japan March 1, 2017. Picture taken March 1, 2017. REUTERS/Issei Kato

An ornament of Santa Claus in a hula skirt and playing a ukulele sits atop a Christmas tree on Waikiki Beach on Christmas Day in Honolulu, Hawaii, U.S. December 25, 2016. REUTERS/Kevin Lamarque

Roberta Vassallo, a member of the "Assemblea Cavallerizza 14:45" movement, plays a ukulele at the Cavallerizza Reale building, which is occupied by the movement in Turin, Italy July 20, 2016. REUTERS/Marco Bello SEARCH "CAVALLERIZZA REALE" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES.

Berkshire Hathaway CEO Warren Buffett plays ukulele in a video prior to the Berkshire annual meeting in Omaha, Nebraska May 2, 2015. REUTERS/Rick Wilking

Online hostess Xianggong plays the ukulele during a live broadcast, in her bedroom in Beijing, February 10, 2015. REUTERS/Jason Lee

London Mayor Boris Johnson (C) plays a ukulele with members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

London Mayor Boris Johnson (2nd R) plays a ukulele with members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

London Mayor Boris Johnson (2nd R) plays a ukulele with members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

London Mayor Boris Johnson (C) is shown how to play a ukulele by members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

London Mayor Boris Johnson (C) plays a ukulele with members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

London Mayor Boris Johnson (2nd R) plays a ukulele with members of busking band 'The Tailormade', at London Bridge station in London March 23, 2015. Johnson on Monday launched The Big Busk competition which 'The Tailormade' won last year. REUTERS/Toby Melville

Pro-democracy protesters play the ukulele outside the Legislative Council Complex in an occupied area in Hong Kong November 11, 2014. Hong Kong's acting chief executive on Tuesday called on pro-democracy protesters to clear sites they have occupied for more than six weeks and warned holdouts they could face arrest, a move that could swell protest numbers. REUTERS/Tyrone Siu (CHINA - Tags: POLITICS CIVIL UNREST)

Pro-democracy protesters play the ukulele under the flags of China (L) and Hong Kong outside the Legislative Council Complex in an occupied area in Hong Kong November 11,2014. Hong Kong's acting chief executive on Tuesday called on pro-democracy protesters to clear sites they have occupied for more than six weeks and warned holdouts they could face arrest, a move that could swell protest numbers. REUTERS/Tyrone Siu (CHINA - Tags: POLITICS CIVIL UNREST)

Math and economics major Victoria Chan, 18, from New Jersey (R), strums her ukulele as she moves into her dorm with her uncle Simon Cheung, 55, as around 12,000 new University of California, Los Angeles (UCLA) students move into campus residence halls in preparation for the new school year beginning October 2, in Los Angeles, California September 25, 2014. REUTERS/Lucy Nicholson (UNITED STATES - Tags: EDUCATION SOCIETY)

Berkshire Hathaway CEO Warren Buffett wears a shirt covered with images of ukuleles on the first day of the Allen and Co. media conference in Sun Valley, Idaho July 9, 2014. Buffett plays the ukulele as a hobby. REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS MEDIA)

Twelve-year-old certified yoga instructor Jaysea DeVoe (L) takes music lessons on the ukulele with her friend Miely in Encinitas, California March 19, 2014. DeVoe is just 12 years old and recently became a certified yoga instructor after completing 200 hours of teacher training. She is believed to be the youngest certified female yoga instructor in the United States. In addition to teaching pint-sized students aged 4 to 6, DeVoe instructs teens and fellow tweens in her California beach town of Encinitas and is about to start a family yoga class. Picture taken March 19, 2014. REUTERS/Mike Blake (UNITED STATES - Tags: SOCIETY HEALTH)

ATTENTION EDITORS: PICTURE 08 OF 16 FOR PACKAGE 'SCHOOL, SURF AND YOGA'
TO FIND ALL IMAGES SEARCH 'JAYSEA DEVOE'

Bolivian luthier Juan Acha is seen in his "Charangos" atelier in La Paz June 14, 2013. Acha is one of the most recognized manufacturers of the "Charango", a small stringed instrument which originated in colonial times in the Andean region of Potosi and developed by Bolivian artisans. REUTERS/David Mercado (BOLIVIA - Tags: SOCIETY)

A view of "Charangos" during the manufacturing process is seen in Bolivian luthier Juan Acha's atelier in La Paz June 14, 2013. Acha is one of the most recognized manufacturers of the "Charango", a small stringed instrument which originated in colonial times in the Andean region of Potosi and developed by Bolivian artisans. REUTERS/David Mercado (BOLIVIA - Tags: SOCIETY)

Pupils from the Ponsonby Primary School Dylan Hope, Chris Webspeight and Leo Baker (L to R) walk along a path at the NZ Ukulele Festival where a polling booth was also set up for the general election in Auckland, November 26, 2011. REUTERS/Nigel Marple (NEW ZEALAND - Tags: POLITICS ELECTIONS EDUCATION)

Teacher Sonia Giles takes some of her pupils from the Ponsonby Primary School for a walk at the NZ Ukulele Festival where a polling booth was also set up for the general election in Auckland, November 26, 2011. REUTERS/Nigel Marple (NEW ZEALAND - Tags: POLITICS ELECTIONS EDUCATION)

James Bautista learns to play the ukulele during the Makahiki festival, the ancient Hawaiian New Year, at the Sahuaro Correctional Center in Eloy, Arizona November 9, 2011. Two spiritual leaders from Hawaii visited the prison to teach and enlighten Hawaiian inmates of their culture. The facility in Arizona currently houses prisoners from Hawaii. REUTERS/Samantha Sais (UNITED STATES - Tags: CRIME LAW SOCIETY)

Britain's Prince Charles plays a margarine tub Ukulele during a visit to the Dairy Crest creamery in the Cornish town of Davidstow, southwest England July 12, 2011. REUTERS/Andrew Lloyd/POOL (BRITAIN - Tags: ROYALS ENTERTAINMENT)

A Mandolira (L) and Ukulele designed by luthier Nicola Turturro (1872-1953) is seen during a press preview of 'Guitar Heroes Legendary Craftsmen from Italy to New York' at The Metropolitan Museum of Art in New York, February 7, 2011. REUTERS/Shannon Stapleton (UNITED STATES - Tags: ENTERTAINMENT SOCIETY)

A Santa playing a ukulele in hula skirt tops a Christmas tree on Waikiki Beach in Honolulu, Hawaii December 25, 2010.
REUTERS/Kevin Lamarque (UNITED STATES - Tags: SOCIETY)

Berkshire Hathaway Chairman Warren Buffett waves his ukulele with The Quebe Sisters Band at the Berkshire Hathaway annual meeting in Omaha May 1, 2010. Buffett played "I've Been Working on the Railroad." REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS TRANSPORT)

Berkshire Hathaway Chairman Warren Buffett plays his ukulele with The Quebe Sisters Band at the Berkshire Hathaway annual meeting in Omaha May 1, 2010. Buffett played "I've Been Working on the Railroad." REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS TRANSPORT)

Berkshire Hathaway Chairman Warren Buffett kisses his ukulele at the Berkshire Hathaway annual meeting in Omaha May 1, 2010. Buffett played "I've Been Working on the Railroad." REUTERS/Rick Wilking (UNITED STATES - Tags: BUSINESS TRANSPORT)

Billionaire financier and Berkshire Hathaway Chief Executive Warren Buffett eats ice cream as he walks during the Berkshire Hathaway Annual Shareholders meeting in Omaha, Nebraska in this May 2, 2009. When he's not attending to the businesses that helped him amass a $40 billion fortune, Buffett maintains a decades-long love for the ukulele, and he wants to keep the music playing. To help this along, the world's second-richest person has given ukuleles and a lesson on the instrument to girls at the North Omaha branch of Girls Inc. To match feature BUFFETT/UKULELES-GIRLS/ REUTERS/Carlos Barria/Files (UNITED STATES BUSINESS)

A World Youth Day pilgrim plays his ukulele while waiting for the arrival of Pope Benedict XVI in Sydney July 17, 2008. REUTERS/Daniel Munoz (AUSTRALIA)

A musician plays a percussion instrument at Samba do Trabalhador or Working Man's Samba in reference to the workday at the Renascenca (Revival) club in Rio de Janeiro April 9, 2007. Thirteen musicians sacrifice their only weekly day of rest to jam every Monday from the afternoon into the night, reviving the traditional samba that Rio is famous for. Young and seasoned, white and black, the musicians - three guitar players, one mandolinist, two men playing "cavaquinho", or ukulele-like guitars, and the rest on percussion instruments - sit at a long table under a tree in the club's courtyard, playing, singing, laughing and sipping beer in between songs. Picture taken on April 9, 2007. REUTERS/Sergio Moraes (BRAZIL)

Musicians attend the Samba do Trabalhador or Working Man's Samba in reference to the workday at the Renascenca (Revival) club in Rio de Janeiro April 9, 2007. Thirteen musicians sacrifice their only weekly day of rest to jam every Monday from the afternoon into the night, reviving the traditional samba that Rio is famous for. Young and seasoned, white and black, the musicians - three guitar players, one mandolinist, two men playing "cavaquinho", or ukulele-like guitars, and the rest on percussion instruments - sit at a long table under a tree in the club's courtyard, playing, singing, laughing and sipping beer in between songs. Picture taken on April 9, 2007. REUTERS/Sergio Moraes (BRAZIL)

Composers and singers attend the Samba do Trabalhador or Working Man's Samba in reference to the workday at the Renascenca (Revival) club in Rio de Janeiro April 9, 2007. Thirteen musicians sacrifice their only weekly day of rest to jam every Monday from the afternoon into the night, reviving the traditional samba that Rio is famous for. Young and seasoned, white and black, the musicians - three guitar players, one mandolinist, two men playing "cavaquinho", or ukulele-like guitars, and the rest on percussion instruments - sit at a long table under a tree in the club's courtyard, playing, singing, laughing and sipping beer in between songs. Picture taken on April 9, 2007. REUTERS/Sergio Moraes (BRAZIL)

Musicians attend the Samba do Trabalhador or Working Man's Samba in reference to the workday at the Renascenca (Revival) club in Rio de Janeiro April 9, 2007. Thirteen musicians sacrifice their only weekly day of rest to jam every Monday from the afternoon into the night, reviving the traditional samba that Rio is famous for. Young and seasoned, white and black, the musicians - three guitar players, one mandolinist, two men playing "cavaquinho", or ukulele-like guitars, and the rest on percussion instruments - sit at a long table under a tree in the club's courtyard, playing, singing, laughing and sipping beer in between songs. Picture taken on April 9, 2007. REUTERS/Sergio Moraes (BRAZIL)

Composer and singer Moacyr Luz (R) plays his guitar during the Samba do Trabalhador or Working Man's Samba in reference to the workday at the Renascenca (Revival) club in Rio de Janeiro April 9, 2007. Thirteen musicians sacrifice their only weekly day of rest to jam every Monday from the afternoon into the night, reviving the traditional samba that Rio is famous for. Young and seasoned, white and black, the musicians - three guitar players, one mandolinist, two men playing "cavaquinho", or ukulele-like guitars, and the rest on percussion instruments - sit at a long table under a tree in the club's courtyard, playing, singing, laughing and sipping beer in between songs. Picture taken on April 9, 2007. REUTERS/Sergio Moraes (BRAZIL)

Taylor Mac of the U.S. performs during a news conference for his "About an Hour" series, one of the many international acts in the three-week long Sydney Festival at the Opera House in Sydney January 15, 2007. REUTERS/Will Burgess (AUSTRALIA)

A man works on a guitar at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

Filipino workers clean ukuleles at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

A man works on a ukulele at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

A worker polishes a ukulele at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

A woman inspects a guitar at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

A worker polishes a ukulele at a shop in downtown Cebu January 10, 2007. The central Philippine city of Cebu is famous for its production of guitars and ukuleles. REUTERS/Romeo Ranoco (PHILIPPINES)

A son jarocho band consisting of instruments such as the ukuleles also known as "jaranas", a double bass and a dried donkey's jawbone used to add percussion, warm up on the side of a street for their stage performance at a music festival at the river port on Mexico's gulf coast, Tlacotalpan, Mexico February 3, 2006. A revival sweeping Mexico's Gulf Coast state of Veracruz has rescued son jarocho -- an ancient musical genre with a heavy African influence -- from near extinction and put it at the heart of a booming subculture of all-night dance parties. Picture taken on February 3, 2006. To match feature Life-Mexico-Music REUTERS/Henry Romero

Musicians play the ukulele, an instrument also known as "jaranas" during a music festival at the small river port of Tlacotalpan, Mexico February 3, 2006. A revival sweeping Mexico's Gulf coast state of Veracruz has rescued "son jarocho" -- an ancient musical genre with a heavy African influence -- from near extinction and put it at the heart of a booming subculture of all-night dance parties. Picture taken on February 3, 2006. To match feature Life-Mexico-Music REUTERS/Henry Romero

Will.I.Am of the Black Eyed Peas plays a ukulele during the Peapod Foundation's annual benefit concert, at the Henry Fonda Theater in Hollywood, California February 6, 2006. The Black Eyed Peas founded the Peapod Foundation to help provide opportunities and support for [children who suffer around the world.]

Will.I.Am of the Black Eyed Peas plays a ukulele during the Peapod Foundation's annual benefit concert, at the Henry Fonda Theater in Hollywood, California February 6, 2006. The Black Eyed Peas founded the Peapod Foundation to help provide opportunities and support for children who suffer around the world. REUTERS/Lucas Jackson

Will.I.Am of the Black Eyed Peas plays a ukulele during the Peapod Foundation's annual benefit concert, at the Henry Fonda Theater in Hollywood, California February 6, 2006. The Black Eyed Peas founded the Peapod Foundation to help provide opportunities and support for children who suffer around the world. REUTERS/Lucas Jackson

Singer Elvis Costello sings and plays the ukulele as he performs at the National Academy of Recording Arts and Sciences annual Musicares 2004 Person of the Year dinner at Sony Studios in Los Angeles February 6, 2004. Sting is being honoured as the person of the year at the dinner which raises funds for the Musicares programme which assists musicians with financial, medical and personal needs. REUTERS/Fred Prouser FSP/JV

Singer Elvis Costello sings and plays the ukulele as he performs at the National Academy of Recording Arts and Sciences annual Musicares 2004 Person of the Year dinner at Sony Studios in Los Angeles February 6, 2004. Sting is being honoured as the person of the year at the dinner which raises funds for the Musicares programme which assists musicians with financial, medical and personal needs. REUTERS/Fred Prouser FSP/JV

AN EMPLOYEE DEMONSTRATES THE PROTOTYPE ELECTRIC UKULELE "EZ-UK" AT THE
JAPAN TOY SHOW 2003 IN YOKOHAMA, SOUTH OF TOKYO.