Last Night's Look: Love It or Leave It?Check out the head-turning outfits Katie Holmes, Jessica Chastain and more stars were just spotted in! Then decide – fabulous or fashion fail?

MILEY CYRUS

Taking her role as a VH1 Diva very seriously, the star makes an entrance at the L.A. concert in a black turtleneck dress that shows off her toned bod via some very racy cutouts, plus Jean-Michel Cazabat pumps and Lorraine Schwartz earrings and bracelet with an Ofira ring.