It's not often the Oscars outdo the Grammys music-wise, but this year's ceremony boasted an impressive run of performances -- from Common and John Legend's emotional, statue-winning "Glory" to the acid-trip madness of the Lonely Island, Tegan and Sara and more's "Everything is Awesome."
Oscars music: Who sang it best?And it was a chance for Lady Gaga, fresh off her jazz performance with collaborator Tony Bennett at the Grammys, to prove she could crush a show tunes medley, too, earning a hug from Julie Andrews for her "The Sound of Music" tribute. Less than a year ago, Gaga was sin...
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