Pictures of Celebrities on Social Media | Nov. 15, 2012

Some of our favorite snap-happy celebrities were out in full force this week, sharing lots of sweet and sexy photos through social media. Beyoncé displayed her bikini body while lounging on a boat, while Jonah Hill showed love for his 21 Jump Street costar Channing Tatum by posing with his People magazine cover. Ashley Greene picked up a fan's puppy while doing Breaking Dawn Part 2 press, and Bar Refaeli hit the recording studio in preparation for a new project.

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