Serena, Janet, MJB. Check out this week's best celebrity twitpics.

Yolanda Sangweni
Dec, 15, 2011

We love going behind the scenes with our favorite celebrities on Twitter. 

This week, Tameka "Tiny" Cottle, Janet Jackson, Serena Williams and Mary J. Blige are just a few of the famous names who shared their pics.

Here are our favorite twitpics of the week!