Craig Zadan and Neil Meron are officially ending their involvement with the Academy Awards.

At last night's 87th Academy Awards, Lady Gaga stole the show with an impressive performance honoring the 50th anniversary of THE SOUND OF MUSIC. She sang a medley of songs from the movie including 'The Sound of Music,' 'My Favorite Things,' 'Edelweiss' and 'Climb Ev'ry Mountain' and received a standing ovation.

In celebration of the film version of THE SOUND OF MUSIC's 50th Anniversary, Grammy-winner Lady Gaga sang a medley of the movie's most beloved songs. The 'Born This Way' sing was stunning belt out Rodgers and Hammerstein classics like 'The Sound of Music,' 'My Favorite Things,' 'Climb Ev'ry Mountain,' and more.

Graham Moore has won the Academy Award for Best Adapted Screenplay for THE IMITATION GAME. This is the first Oscar and nomination for Moore.

Alejandro Inarritu, Nicolas Giacobone, Alexander Dinelaris Jr. and Armando Bo have won the Academy Award for Best Original Screenplay for BIRDMAN.

Taking full ownership of his massive fail from last year, John Travolta finally correctly pronounced Tony-winner Idina Menzel's name at the Academy Awards... albeit a year too late. The pair made the most of the uncomfortable situation turning it into one of the comedic highlights of the night.

Alexandre Desplat has won the Academy Award for Best Original Score for GRAND BUDAPEST HOTEL.

In a show of the power of music, John Legend and Common performed their Oscar-nominated song 'Glory' from the film SELMA. The audience at the Dolby Theatre was moved to tears, and their feet, in one of the most moving outpouring of emotions you will ever see at an awards show.

In an elegant tribute to those lost in the film community this past year, Oscar-winner Jennifer Hudson sang 'I Can't Let Go' by Broadway's Marc Shaiman and Scott Wittman (HAIRSPRAY, CATCH ME IF YOU CAN, SMASH).

Laura Poitras, Mathilde Bonnefoy and Dirk Wilutzky have won the Academy Award for Best Documentary Feature for CITIZENFOUR.

Tom Cross has won the Academy Award for Best Film Editing for WHIPLASH. This is the first Oscar and nomination for Cross.

Emmanuel Lubezki has won the Academy Award for Best Cinematography for BIRDMAN.

Adam Stockhausen (production design); Anna Pinnock (set decoration) have won the Academy Award for Production Design for THE GRAND BUDAPEST HOTEL.

The film BEYOND THE LIGHTS tells the story of a recording artist's meteoric rise to superstardom and the sacrifices that she must make to get there. The song 'Grateful' from the film was nominated for the Best Original Song Oscar this year. At the ceremony Rita Ora gave a stirring performance of the tune.

In a rather risque moment, Academy Awards host Neil Patrick Harris dropped his robe for a rather uncomfortable walk to the stage in an ode to BIRDMAN. Along the way, NPH took the opportunity to channel Oscar-winner J.K. Simmons and terrify a drumming Miles Teller.

Don Hall, Chris Williams and Roy Conli have won the Academy Award for Best Animated Feature Film for BIG HERO 6.

Patrick Osborne and Kristina Reed have won the Academy Award for Best Animated Short Film for FEAST. This is their first Oscar nomination.

Paul Franklin, Andrew Lockley, Ian Hunter and Scott Fisher have won the Academy Award for Best Visual Effects for INTERSTELLAR.

In one of the night's most moving tributes, country-music superstar Tim McGraw sang the Best Original Song nominee 'I'm Not Gonna Miss You' from the documentary GLEN CAMPBELL, I'LL BE ME. Campbell wrote the song shortly after being diagnosed with Alzheimer's Disease for his wife and family.

Alan Robert Murray and Bob Asman have won the Academy Award for Best Sound Editing for AMERICAN SNIPER.

Despite not getting a nomination for Best Animated Picture, THE LEGO MOVIE's 'Everything Is Awesome' is up for this year's Best Original Song. Tegan and Sara were joined by The Lonely Island and a host of other guests in a very 'awesome' Oscars performance.

Craig Mann, Ben Wilkins and Thomas Curley have won the Academy Award for Best Sound Mixing for WHIPLASH.

Adam Levine and his band Maroon 5 took to the Oscars' stage with the Best Original Song nominee 'Lost Stars,' from the film BEGIN AGAIN, which not only starred Levine, but this year's nominees Keira Knightley (THE IMITATION GAME) and Mark Ruffalo (FOXCATCHER).

Mat Kirkby and James Lucas have won the Academy Award for Best Live Action Short Film for THE PHONE CALL. This is the first Oscar for Kirby and Lucas.

Poland's IDA wins the Academy Award for Best Foreign Language Film. This is the 10th nomination for the country.