Elizabeth Banks Joins 'What To Expect When You're Expecting' cast!

The Zack & Miri Make A Porno starlet has recently signed on to star in What To Expect When You're Expecting big screen adaptation of the book. 

Elizabeth Banks is joining the star studded cast that includes Cameron Diaz, Brooklyn Decker, Anna Kendrick, and Jennifer Lopez

I wasn't too excited about this movie being made because it just doesn't seem like the book would at all be move making worthy...guess we'll see.