Last Night's Look: Love it or Leave it?Check out the head-turning outfits Kim Kardashian, Duchess Catherine and more stars were just spotted in! Then decide – fabulous or fashion fail!

JENNA DEWAN-TATUM

Joining Jessica Alba at the Women Doing Good awards in N.Y.C., the actress (and Fashion Week staple) looks heavenly in a sky-print powder blue halter with sexy draping, plus strappy sandals and Isharya earrings.