Every woman expecting a child is familiar with the book written by Heidi Murkoff, now get ready for the "What To Expect When You're Expecting" big screen debut!
The film focuses on fives couples whose lives turn upside-down as they prepare to welcome their new little ones.
The huge cast includes Cameron Diaz, Jennifer Lopez, Elizabeth Banks, Brooklyn Decker, Anna Kendrick, Matthew Morrison, Chace Crawford, Dennis Quaid, Rodrigo Santoro, Chris Rock and more.
Check out the full trailer of the film -- which hits theaters May 11, 2012 -- below! (PS - Be sure to look for shirtless Joe Manganiello. Hello!)