Lady Gaga, The Weeknd and Sam Smith were among the artists who took the stage at the 88th annual Academy Awards on Sunday night.
Sam Smith performed "Writing's on the Wall" at the 88th annual Academy Awards on Sunday evening.
The British singer, whose Spectre song won the best original song Oscar, was introduced by Sarah Silverman to the stage as the first performer of the night.
Abel "The Weeknd" Tesfaye performed "Earned It" at the 88th annual Academy Awards on Sunday evening.
The Canadian musician, whose Fifty Shades of Grey song was in contention for the best original song Oscar, was introduced to the stage by comedian Kevin Hart.
Dave Grohl gave a special performance of "Blackbird" during the 88th Academy Awards' "In Memoriam" tribute on Sunday evening.
The Foo Fighters leading man sat and played the guitar as he sang a heartfelt version of Paul McCartney's song while images and footage of late entertainment industry veterans — including Alan Rickman, David Bowie and Leonard Nimoy — played on the screen.
Lady Gaga performed "Til It Happens to You" at the 88th annual Academy Awards on Sunday evening.
The Oscar-nominated singer, whose The Hunting Ground song was in contention for the best original song Oscar, was introduced to the stage by Vice President Joe Biden.
Vice President Biden, who received a standing ovation from the audience, said of the song, "Too many women and men...are still victims of sexual abuse."
Gaga, donning all white, then sat at an all-white piano and sang her moving song while she was joined by a group of male and female survivors on stage, who each had words or phrases written on their arms, including "It Happened to Me" and "Survivor."
At the finale of her Oscar-nominated song, Gaga stood with the survivors and held hands with them on stage as the audience stood in cheering support.