Celebrity Instagram Pictures | Dec. 13, 2012

This week in the world of social media, celebrities shared their candid snaps during moments of work and play. Beyoncé Knowles spent time looking at art, while Cameron Diaz stopped by the SNL set and hung backstage with musical guest Ne-Yo. Stars were also getting in the holiday spirit. Zooey Deschanel started her Hanukkah celebrations, and Bar Refaeli posted a photo while lounging in Christmas pajamas and a Santa hat.

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