Watch Lady Gaga Perform Surprise Frank Sinatra Covers Set At Fred Durst's LA Jazz Night

Fred Durst might not be the first name you associate with the Los Angeles jazz community, but for the last few years, the Limp Bizkit frontman has been hosting a jazz night at the city's magic-themed Black Rabbit Rose lounge and theater. On Thursday, Lady Gaga stopped by the event, where she performed a surprise…