'Expecting' stars rock fake baby bumps, 'What to Expect When You're Expecting' Stills. Cameron Diaz and Brooklyn Decker are just two of the mommies-to-be in the star-studded comedy. Over the moon about starting a family, TV fitness guru Jules and dance show star Evan find that their high-octane celebrity lives don't stand a chance against the surprise demands of pregnancy. Baby-crazy author and advocate Wendy.

Cameron Diaz plays Jules, a fitness expert who is going to have a baby with her TV dance show partner (Matthew Morrison). She's pleased with the effect that pregnancy is having on her body, but she is not prepared for how her life with change with a baby.
Jennifer Lopez also stars as Holly, a photographer who is thrilled that she'll be adopting a child. Her husband Alex (Rodrigo Santoro) isn't sure, though, so she sends him to bond with a group of dads who try to stay cool while taking care of toddlers.
Elizabeth Banks plays Wendy, an author whose very strict ideas about the nature of motherhood get completely wiped out when she finally goes through it herself.
Former "Sports Illustrated" swimsuit model Brooklyn Decker plays Skyler. She's pregnant with twins, but her much older husband (Dennis Quaid) keeps getting mistaken for her father.
Anna Kendrick rounds out the cast as Rosie, a chef whose one-night stand with Marco (Chace Crawford) results in an unplanned pregnancy. The two face the challenge of getting to know each other while also getting ready for their new arrival.

via: yahoo