Whether stars were hard at work or off on vacation, they had fun this week. Jessica Alba played with a doll at a fashion show, while Nick Lachey and Vanessa Minnillo rung in his birthday. Jessica and Ashlee Simpson launched their new clothing line, and Whitney Port caught rays in Cabo — click through to see all the pics, and don't forget to follow PopSugar on Twitter for exciting news and photos!
The Week's Most Fun and Funny Celebrity Twitter Pictures!
Around The Web
From Our Partners
Latest Celebrity & Entertainment