Video: Whitney Houston and Chaka Khan Duet at Prince Show

As though seeing one living legend in concert wasn’t enough, Prince fans got a double diva surprise when Whitney Houston and Chaka Khan took the stage at his show at the L.A. Forum on Thursday (May 5). The vocal powerhouses brought down the house by performing a duet of “Tell Me Something Good,” with Whitney later joining Prince for “Musicology.” Talk about getting your money’s worth.