89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Brian Cullinan (R) and Martha Ruiz (L) of PricewaterhouseCoopers confer on stage after the Best Picture was mistakenly awarded to "La La Land" instead of "Moonlight". Cullinan gave presenters Warren Beatty and Faye Dunaway the wrong envelope for the Best Picture Award, accounting firm PricewaterhouseCoopers said in a statement. REUTERS/Lucy Nicholson TPX IMAGES OF THE DAY

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Martha Ruiz (R, in red) and Brian Cullinan (upper R) of PricewaterhouseCoopers confer on stage after the Best Picture was mistakenly awarded to "La La Land" instead of "Moonlight". Accountants PricewaterhouseCoopers, who oversee the ballots, said presenters Warren Beatty (C) and Faye Dunaway (not pictured) had mistakenly been given the wrong category envelope. At right is host Jimmy Kimmel and at left is "La La Land" producer Jordan Horowitz, holding the correct envelope for Best Picture. REUTERS/Lucy Nicholson TPX IMAGES OF THE DAY

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Martha Ruiz (R, in red) and Brian Cullinan (upper R) of PricewaterhouseCoopers confer on stage after the Best Picture was mistakenly awarded to "La La Land" instead of "Moonlight". Accountants PricewaterhouseCoopers, who oversee the ballots, said presenters Warren Beatty (front R) and Faye Dunaway had mistakenly been given the wrong category envelope. At center is host Jimmy Kimmel and at left is "La La Land" producer Jordan Horowitz. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Martha Ruiz (L) and Brian Cullinan (3rd L) of PricewaterhouseCoopers confer on stage after the Best Picture was mistakenly awarded to "La La Land" instead of "Moonlight". Accountants PricewaterhouseCoopers, who oversee the ballots, said presenters Warren Beatty (2nd R, holding red envelope) and Faye Dunaway had mistakenly been given the wrong category envelope. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Martha Ruiz (L) and Brian Cullinan (R) of PricewaterhouseCoopers confer on stage after the Best Picture was mistakenly awarded to "La La Land" instead of "Moonlight". Accountants PricewaterhouseCoopers, who oversee the ballots, said presenters Warren Beatty and Faye Dunaway (not shown) had mistakenly been given the wrong category envelope. REUTERS/Lucy Nicholson

File Photo: 89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Brian Cullinan (L) and Martha Ruiz of PricewaterhouseCoopers look on as presenter Warren Beatty holds the card for the Best Picture Oscar awarded to "Moonlight," after announcing by mistake that "La La Land" was the winner. REUTERS/Lucy Nicholson/File Photo

Traders watch an online replay of "La La Land" producer Jordan Horowitz and actor Warren Beatty announcing that "Moonlight" had won best picture in the previous night's Oscar gaffe, after the opening bell at the New York Stock Exchange (NYSE) in Manhattan, New York City, U.S. February 27, 2017. REUTERS/Andrew Kelly

Traders watch an online replay of "La La Land" producer Jordan Horowitz announcing that "Moonlight" had won best picture in the previous night's Oscar gaffe, after the opening bell at the New York Stock Exchange (NYSE) in Manhattan, New York City, U.S. February 27, 2017. REUTERS/Andrew Kelly

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Director of "Moonlight" Barry Jenkins holds Best Adapted Screenplay Oscar. REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Best Supporting Actor winner Mahershala Ali for "Moonlight" REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Best Supporting Actor winner Mahershala Ali for "Moonlight" REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Best Supporting Actor winner Mahershala Ali for "Moonlight" REUTERS/Danny Moloshok

89th Academy Awards - Oscars Vanity Fair Party - Beverly Hills, California, U.S. - 27/02/17 – Best Supporting Actor winner Mahershala Ali for "Moonlight" REUTERS/Danny Moloshok

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight and Best Actress Emma Stone for La La Land, hold their Oscars. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight speaks with Best Actress Emma Stone for La La Land. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight speaks with Best Actress Emma Stone for La La Land. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight speaks with Best Actress Emma Stone for La La Land. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Actress Emma Stone for La La Land, Best Supporting Actor Mahershala Ali, for Moonlight, and Best Supporting Actress Viola Davis, for Fences. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight, and Best Actress Emma Stone for La La Land. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Actress Emma Stone for La La Land speaks with Best Supporting Actor for Moonlight Mahershala Ali, and Best Actor Casey Affleck for Manchester by the Sea (L-R). REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight, Best Actress Emma Stone for La La Land, Best Supporting Actress Viola Davis, for Fences and Best Actor Casey Affleck for Manchester by the Sea (L-R), hold their Oscars. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight, Best Actress Emma Stone for La La Land, Best Supporting Actress Viola Davis, for Fences and Best Actor Casey Affleck for Manchester by the Sea (L-R), hold their Oscars. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight, Best Actress Emma Stone for La La Land, Best Supporting Actress Viola Davis, for Fences and Best Actor Casey Affleck for Manchester by the Sea (L-R), hold their Oscars. REUTERS/Lucas Jackson TPX IMAGES OF THE DAY

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 – Best Supporting Actor Mahershala Ali, for Moonlight, Best Actress Emma Stone for La La Land, Best Supporting Actress Viola Davis, for Fences and Best Actor Casey Affleck for Manchester by the Sea (L-R), hold their Oscars. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Jeremy Kleiner (L), Adele Romanski and Barry Jenkins pose backstage with their Best Picture Award for "Moonlight." REUTERS/Lucas Jackson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Adele Romanski puts her hand on the shoulder of Barry Jenkins as Moonlight wins the Best Picture. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" carry their Oscars for Best Adapted Screenplay REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" hold their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" carry their Oscars for Best Adapted Screenplay REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney of "Moonlight" carry their Oscars for Best Adapted Screenplay.

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" pose with their Oscars for Best Adapted Screenplay REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney of "Moonlight" carry their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" hold their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Cast members Jaden Piner and Alex Hibbert of Moonlight gesture during presentation of Best Picture. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney of "Moonlight" carry their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" hold their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" pose with their Oscars for Best Adapted Screenplay REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins (R) and Tarell Alvin McCraney (L) of "Moonlight" carry their Oscars for Best Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Jordan Horowitz (L) of "La La Land" talks with award presenter Warren Beatty and show host Jimmy Kimmel (R) after discovering that "Moonlight" won the Oscar for Best Picture instead of "La La Land." REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Joi McMillon of film Moonlight reacts during presentation of Best Picture. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins and Tarell Alvin McCraney of "Moonlight" hold up their Oscars for Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins and Tarell Alvin McCraney of "Moonlight" hold up their Oscars for Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins and Tarell Alvin McCraney of "Moonlight" hold up their Oscars for Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Backstage - Hollywood, California, U.S. - 26/02/17 - Barry Jenkins and Tarell Alvin McCraney of "Moonlight" hold up their Oscars for Adapted Screenplay. REUTERS/Lucas Jackson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Director Barry Jenkins holds the Oscar as Moonlight wins Best Picture. REUTERS/Lucy Nicholson

89th Academy Awards - Oscars Awards Show - Hollywood, California, U.S. - 26/02/17 - Warren Beatty speaks as Jordan Horowitz hugs Moonlight director Barry Jenkins during presentation of Best Picture. REUTERS/Lucy Nicholson