The real scene-stealer during American Idol's Wednesday finale? Legendary chanteuse Chaka Khan. Though she had an engagement and performances from A-listers like Rihanna, Jennifer Lopez and Aerosmith to compete with, the 59-year-old generated plenty of buzz of her own on the red carpet when she showed off a noticeably slimmer figure. Prior to heading inside the show, Khan flaunted her tiny waist in skinny-fit printed pants, and a black satin ...
