Esperanza Spalding returned to Jimmy Kimmel Live last night a Grammy winner, after having appeared in June 2008. How did she celebrate the win? "I went to a party at Prince's house. That did it," she told Kimmel.

The down-to-earth Spalding also discussed Justin Bieber ("he was very sweet") and the myriad disappointed Beliebers: "People kept telling me, like, 'have you heard about this on Wikipedia?' and of course I was like, 'Who cares? It's Wikipedia.'" (Beliebers don't seem to have virulent hatred in them anyway, since the worst Wiki-vandalism Spalding knew of was changing her middle name to "Quesadilla".) She also performed "Really Very Small":