Rihanna and Miley Cyrus flashed some skin in risque outfits as they attended the star studded amfAR Inspiration Gala in Los Angeles last night. Miley wore a bondage-inspired dresS with all her boobs hanging out while Rihanna wore a racy white dress with a hip-high slit and nude panels featuring purple sequins at the boobs area. See more photos after the cut...