Must-see moments and winners from the 2015 Academy Awards, from Neil Patrick Harris' hosting to John Travolta and Idina Menzel.

'Birdman' cast

Credit: AP

Alejandro G. Inarritu, center, and the cast and crew of “Birdman" or (The Unexpected Virtue of Ignorance)” accept the award for the best picture at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Julianne Moore

Credit: AP / John Shearer

Julianne Moore accepts the award for best actress in a leading role for "Still Alice" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Eddie Redmayne and Cate Blanchett

Cate Blanchett presents Eddie Redmayne with the award for best actor in a leading role for “The Theory of Everything” at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Julie Andrews

Credit: AP / John Shearer

Julie Andrews at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Lady Gaga

Credit: AP

Lady Gaga performs songs from "The Sound of Music" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Common and John Legend

Credit: AP / John Shearer

Common and John Legend perform at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

John Travolta and Idina Menzel

Credit: AP

John Travolta and Idina Menzel embrace before presenting the award for best original song at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Jennifer Hudson

Credit: AP

Jennifer Hudson performs "I Can't Let Go" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Meryl Streep

Credit: AP / John Shearer

Meryl Streep presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Felicity Jones and Chris Pratt

Credit: AP

Oscar-nominated actress Felicity Jones and Chris Pratt present an award at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Zoe Saldana and Dwayne Johnson

Credit: AP / John Shearer

Zoe Saldana and Dwayne Johnson present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Anna Kendrick and Kevin Hart

Credit: AP / John Shearer

Anna Kendrick and Kevin Hart present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Ansel Elgort and Chloë Moretz

Credit: AP / John Shearer

Ansel Elgort and Chloë Moretz present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Patricia Arquette

Credit: AP / John Shearer

Patricia Arquette accepts the award for best actress in a supporting role for "Boyhood" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Rita Ora

Credit: AP

Rita Ora performs Oscar-nominated song "Grateful" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Kerry Washington and Jason Batemen

Credit: AP

Kerry Washington and Jason Bateman present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Tim McGraw

Credit: AP

Tim McGraw performs Oscar-nominated song "I'm Not Gonna Miss You" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Neil Patrick Harris

Credit: AP

Neil Patrick Harris strips down to his underwear as a parody of Oscar-nominated film "Birdman" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Viola Davis

Credit: AP / John Shearer

Viola Davis presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

'Everything is Awesome'

Credit: AP

The Roots drummer Questlove, Andy Samberg, Akiva Schaffer and Jorma Taccone of Lonely Island, and Tegan and Sara Quin perform the Oscar-nominated song "Everything is Awesome" from "The Lego Movie" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Shirley MacLaine

Credit: AP / John Shearer

Shirley MacLaine present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Chiwetel Ejiofor and Nicole Kidman

Credit: AP / John Shearer

Chiwetel Ejiofor and Nicole Kidman present the award for best foreign language film at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif. The Oscar for that category went to "Ida."

Jennifer Lopez and Chris Pine

Credit: AP / John Shearer

Jennifer Lopez and Chris Pine present at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Reese Witherspoon

Credit: AP

Reese Witherspoon presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif. Witherspoon was nominated for best actress for the film "Wild."

Channing Tatum

Credit: AP

Channing Tatum presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

J.K. Simmons

Credit: AP

J.K. Simmons accepts the award for best actor in a supporting role for “Whiplash” at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Adam Levine

Credit: AP

Adam Levine performs "Lost Stars" from the film "Begin Again" at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif. The song was nominated for best original song.

Dakota Johnson

Credit: AP / John Shearer

Dakota Johnson presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Liam Neeson

Credit: AP / John Shearer

Liam Neeson presents at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

J.K. Simmons and Meryl Streep

Credit: AP / John Shearer

J.K. Simmons and Meryl Streep, who were both nominated for 2015 Academy Awards, at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Host Neil Patrick Harris and Anna Kendrick open the Oscars

Credit: AP / John Shearer

Host Neil Patrick Harris and actress Anna Kendrick open the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

Host Neil Patrick Harris

Credit: AP / John Shearer

Host Neil Patrick Harris performs at the 87th annual Oscars on Sunday, Feb. 22, 2015, in Hollywood, Calif.

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