Celebrity Social Media Pictures | Week of Aug. 9, 2012

Celebrities were in the sharing mood this week, and we caught up with them during their moments of work and play through social media. Model Marisa Miller bared her baby bump in a bikini, while Lauren Conrad picked up a knitting project. Rihanna and Oprah cruised around Barbados together, and Diddy lounged in the pool with a glass of wine, being extra careful to protect his nose with sunscreen.

Click through now to see the week's cutest celebrity candids, and don't forget to follow PopSugar on Twitter, Facebook, and Instagram!