This week, Aubrey O'Day shows off her beach bod in a weed-inspired swimsuit, Diddy rocks Pharrell's infamous Grammy's hat and Sofia Vergara and Reese Witherspoon finally have a quiet moment on set ... in their surgical masks.
And, Hilary Duff dresses up as Sia and rocks her signature short blonde wig, Jessica Chastain gets some adorable new bangs and Kelly Osbourne has a wild night with Nicole Scherzinger.
Plus, Kim Kardashian looks gorgeous in her makeup-free snap, Jonah Hill and Channing Tatum have some fun at the premiere of "22 Jump Street" and Rumer Willis posts the best throwback shot of her famous parents Bruce Willis and Demi Moore!
Click "Launch Gallery" above to see these stars' personal pics and check out even more celeb candids in this week's best celebrity TwitPics!
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