Participants, wearing Santa Claus outfits, take part in a charity race in benefit of the Multiple Sclerosis Foundation in Madrid, Spain, December 17, 2016. REUTERS/Sergio Perez TPX IMAGES OF THE DAY 

Britain Football Soccer - Leeds United v Brentford - Sky Bet Championship - Elland Road - 17/12/16 Leeds United fans dressed in Santa outfits Mandatory Credit: Action Images / John Clifton Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Britain Football Soccer - Stoke City v Leicester City - Premier League - bet365 Stadium - 17/12/16 Stoke fans before the match Reuters / Anthony Devlin Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Britain Football Soccer - Stoke City v Leicester City - Premier League - bet365 Stadium - 17/12/16 Stoke fans before the match Reuters / Anthony Devlin Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Britain Football Soccer - Stoke City v Leicester City - Premier League - bet365 Stadium - 17/12/16 Stoke fans before the match Reuters / Anthony Devlin Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

A man dressed as Santa Claus reacts as he waits to hear U.S. President-elect Donald Trump speak during a USA Thank You Tour event at Giant Center in Hershey, Pennsylvania, U.S., December 15, 2016. REUTERS/Lucas Jackson 

Britain Football Soccer - West Bromwich Albion v Swansea City - Premier League - The Hawthorns - 14/12/16 Fan dressed up as Santa Claus Action Images via Reuters / Andrew Boyers Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

Britain Football Soccer - Brighton & Hove Albion v Leeds United - Sky Bet Championship - The American Express Community Stadium - 16/17 - 9/12/16 Brighton fans Mandatory Credit: Action Images / Tony O'Brien EDITORIAL USE ONLY. 

U.S. First Lady Michelle Obama (3rd R), joined by her pet dogs, Ryan Seacrest (2nd R) and Santa Claus, visit with patients at Children's National Medical Center in Washington, DC, U.S. December 12, 2016. REUTERS/Jonathan Ernst 

U.S. First Lady Michelle Obama (L) arrives with her pet dogs, Santa Claus and television personality Ryan Seacrest (R) to visit with patients at Children's National Medical Center in Washington, DC, U.S. December 12, 2016. REUTERS/Jonathan Ernst 

Television personality Ryan Seacrest (2nd R) wears a beard mask as he and U.S. first lady Michelle Obama (R) read 'The Night Before Christmas' as they visit with patients at Children's National Medical Center in Washington, DC, U.S. December 12, 2016. REUTERS/Jonathan Ernst 

A man dressed as Santa Claus relieves himself during the Santacon event in London, Britain December 10, 2016. REUTERS/Peter Nicholls TPX IMAGES OF THE DAY

Football Soccer Britain - Leicester City v Manchester City - Premier League - King Power Stadium - 10/12/16 Leicester City fans dressed as Father Christmas pose outside the stadium before the match Action Images via Reuters / Carl Recine Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus and French National Front (FN) vice-president Florian Philippot (R) as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus and French National Front (FN) vice-president Florian Philippot (R) as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus and French National Front (FN) vice-president Florian Philippot (R) as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier 

French far-right Front National (FN) party president, member of European Parliament and candidate for French 2017 presidential election, Marine Le Pen (C) stands next to a man dressed as a Santa Claus as she visits a Christmas market in Paris, France, December 8, 2016. REUTERS/Benoit Tessier TPX IMAGES OF THE DAY 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

French adventurer Capitaine Remi Le Calvez dressed as a Santa Claus, starts a trip as a hitchhicker in Paris, France, December 6, 2016, to travel to Rovaniemi in central Lapland, northern Finland. REUTERS/Benoit Tessier 

Britain Football Soccer - Middlesbrough v Hull City - Premier League - The Riverside Stadium - 5/12/16 General view of model Santa's outside the stadium before the match Action Images via Reuters / Lee Smith Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details 

People dressed as Santa Claus (Samichlaus) and his companion Schmutzli pose on their stand-up paddles as they cross the Limmat river in Zurich, Switzerland December 4, 2016. REUTERS/Arnd Wiegmann 

People dressed as Santa Claus (Samichlaus) pose on their stand-up paddles as they cross the Limmat river in Zurich, Switzerland December 4, 2016. REUTERS/Arnd Wiegmann REUTERS/Arnd Wiegmann 

A man dressed as a Santa Claus (Samichlaus) crosses the Limmat river on his stand-up paddle in Zurich, Switzerland December 4, 2016. REUTERS/Arnd Wiegmann REUTERS/Arnd Wiegmann 

A man dressed as a Santa Claus (Samichlaus) crosses the Limmat river on his stand-up paddle in Zurich, Switzerland December 4, 2016. REUTERS/Arnd Wiegmann REUTERS/Arnd Wiegmann 

People dressed in Santa costumes take a selfie as they take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes run past the Greek parliament as they take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes run past the Greek parliament as they take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

People dressed in Santa costumes take a selfie in front of the parliament building as they take part in the Santa Run Athens, in Athens, Greece, December 4, 2016. REUTERS/Michalis Karagiannis 

Britain Football Soccer - Manchester City v Chelsea - Premier League - Etihad Stadium - 3/12/16 Manchester City fan in a Santa mask Reuters / Phil Noble Livepic EDITORIAL USE ONLY. No use with unauthorized audio, video, data, fixture lists, club/league logos or "live" services. Online in-match use limited to 45 images, no video emulation. No use in betting, games or single club/league/player publications. Please contact your account representative for further details. 

U.S. President Barack Obama (R) joins Santa Claus for a concluding Christmas carol during the 94th Annual National Christmas Tree Lighting ceremony on The Ellipse, near the White House, in Washington, U.S., December 1, 2016. Joining in are First Lady Michelle Obama (L) and daughter Sasha. REUTERS/Mike Theiler 

U.S. President Barack Obama (C) joins Santa Claus for a concluding Christmas carol during the 94th Annual National Christmas Tree Lighting ceremony on The Ellipse, near the White House, in Washington, U.S., December 1, 2016. Joining in (L-R) Chance the Rapper, First Lady Michelle Obama, James Taylor, Eva Longoria, Kelly Clarkson, Garth Brooks and Marc Anthony. REUTERS/Mike Theiler 

U.S. President Barack Obama (C) joins Santa Claus and (L-R) daughter Sasha, First Lady Michelle Obama, Garth Brooks and Trisha Yerawood as they sing Christmas carols at the conclusion of the 94th Annual National Christmas Tree Lighting ceremony on The Ellipse, near the White House, in Washington, U.S., December 1, 2016. REUTERS/Mike Theiler 

U.S. President Barack Obama hugs Santa Claus at the National Christmas Tree lighting in Washington, U.S. December 1, 2016. REUTERS/Jonathan Ernst 

U.S. President Barack Obama (C) joins in a Christmas carol with Santa Claus at the conclusion of the 94th Annual National Christmas Tree Lighting ceremony on The Ellipse, near the White House, in Washington, U.S., December 1, 2016. Joining the president are (L-R) first lady Michelle Obama, Caroline "Kim" Smedvig, James Taylor, Marc Anthony and host Eva Longoria. REUTERS/Mike Theiler 

U.S. President Barack Obama (C) participates in the National Christmas Tree lighting with Chance the Rapper (from L-R), Santa Claus, Sasha Obama, Kelly Clarkson, Marc Anthony and emcee Eva Longoria in Washington, U.S., December 1, 2016. REUTERS/Jonathan Ernst 

U.S. President Barack Obama (center R) participates in the National Christmas Tree lighting with Chance the Rapper (from L-R), Santa Claus, singer Marc Anthony and emcee Eva Longoria in Washington, U.S., December 1, 2016. REUTERS/Jonathan Ernst 

U.S. President Barack Obama sings Jingle Bells with Santa Claus, Chance the Rapper (L), Sasha Obama (C) and James Taylor (R) at the National Christmas Tree lighting in Washington, U.S., December 1, 2016. REUTERS/Jonathan Ernst 

U.S. President Barack Obama sings Jingle Bells with Santa Claus and Chance the Rapper (L) at the National Christmas Tree lighting in Washington, U.S. December 1, 2016. REUTERS/Jonathan Ernst 

Members of the New York Police Department's Strategic Response Group watch as a person dressed as Santa Claus waves from a float during the 90th Macy's Thanksgiving Day Parade in Manhattan, New York, U.S., November 24, 2016. REUTERS/Andrew Kelly

A person dressed as Santa Claus waves from a float during the 90th Macy's Thanksgiving Day Parade in Manhattan, New York, U.S., November 24, 2016. REUTERS/Andrew Kelly

Members of the "Skipper" yacht club dressed as Ded Moroz, the Russian equivalent of Santa Claus, and his granddaughter Snegurochka (Snow Maiden) sail a yacht along the Yenisei River while marking the end of the sailboat season, with the air temperature at about minus 21 degrees Celsius (minus 5.8 degrees Fahrenheit), outside the Siberian city of Krasnoyarsk, Russia, November 21, 2016. REUTERS/Ilya Naymushin TPX IMAGES OF THE DAY

Santa Jerry Julian of Colorado Springs, Colorado hides in the grass following a ride on the Polar Express during a field trip from the Charles W. Howard Santa Claus School in Midland, Michigan, U.S. October 28, 2016. REUTERS/Christinne Muschi SEARCH "BECOMING SANTA" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES TPX IMAGES OF THE DAY

Santa listens to a reindeer at the Rooftop Landing Reindeer Farm in Clare, Michigan, U.S. October 30, 2016. REUTERS/Christinne Muschi SEARCH "BECOMING SANTA" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES 

Santas board a bus for a field trip from the Charles W. Howard Santa Claus School in Midland, Michigan, U.S. October 28, 2016. REUTERS/Christinne Muschi SEARCH "BECOMING SANTA" FOR THIS STORY. SEARCH "THE WIDER IMAGE" FOR ALL STORIES 

A man dressed as Santa Claus places roses on the agriculture building as tribute to Colombia's President Juan Manuel Santos after he won the Nobel Peace Prize, in Bogota, Colombia, October 7, 2016. REUTERS/John Vizcaino

People enjoy a warm day on a boat at the lake in Central Park, New York December 25, 2015. Much of the U.S. East Coast could see record high temperatures on Christmas Day and through the weekend even as a major winter storm looms for the southern Great Plains, forecasters said on Friday. REUTERS/Eduardo Munoz 

Women enjoy a warm day on a boat at the lake in Central Park, New York December 25, 2015. Much of the U.S. East Coast could see record high temperatures on Christmas Day and through the weekend even as a major winter storm looms for the southern Great Plains, forecasters said on Friday. REUTERS/Eduardo Munoz 

Women enjoy a warm day on a boat at the lake in Central Park, New York December 25, 2015. Much of the U.S. East Coast could see record high temperatures on Christmas Day and through the weekend even as a major winter storm looms for the southern Great Plains, forecasters said on Friday. REUTERS/Eduardo Munoz TPX IMAGES OF THE DAY

A man dressed as Santa Claus attends a Christmas mass at Alexander Nevski cathedral in Sofia, Bulgaria December 25, 2015. REUTERS/Stoyan Nenov

A man dressed as Santa Claus lights a candle during a Christmas mass at Alexander Nevski cathedral in Sofia, Bulgaria December 25, 2015. REUTERS/Stoyan Nenov

A Cuban migrant with a Cuban flag tattoo on his arm and a Santa Claus hat poses for a picture at a temporary shelter in the town of La Cruz, near the border between Costa Rica and Nicaragua, December 24, 2015. REUTERS/Oswaldo Rivas