Rihanna’s sexy backstage antics at Victoria’s Secret Fashion Show

Jennifer Kucsak

Rihanna shared some racy backstage pics from the Victoria's Secret Fashion Show in NYC, where she performed Wednesday. From the looks of it, Riri sure did give those lingerie-clad models a run for their money! Plus, Lady Gaga flaunted her figure in a bikini as she waved to her "little monsters" from a rooftop pool in Rio De Janeiro on Wednesday, and we're taking a look at some of the funniest celeb tweets of the week. Let us know on Facebook or Twitter which made you LOL — and why!

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