Stellar performances from John Legend, Lady Gaga and others injected excitement into an often moribund show
Lady Gaga performed an incendiary medley from The Sound of Music — seemed like a strange idea, but totally worked — ending with a salute from Julie Andrews, who pronounced “Lady Gaga” as though it were a royal title. And Legend’s performance of “Glory” with Common was the rare Oscar musical number that — with a recreation of the march across the Edmund Pettus Bridge — managed to reproduce the emotion of the movie onstage.