Tonight (March 2) is Oscar night, and as the film industry gathers in Los Angeles to celebrate the best movies from the past year, a number of musicians are also taking the stage. This year's nominees for Best Original Song — Karen O, Pharrell Williams, U2 and Idina Menzel — are all performing in addition to special appearances from Bette Midler and Pink.
Below, watch all of the performances as they emerge online.
Karen O (ft. Ezra Koenig):
[ HD] Pharrell Williams - Happy - Oscars 2014 by IdolxMuzic
P!nk - Over The Rainbow - Oscars 2014 by IdolxMuzic