Brooklyn Decker will carry twins in her next movie role. The Sports Illustrated model will star opposite Cameron Diaz and Jennifer Lopez in the Lionsgate comedy “What To Expect When You’re Expecting,” due next Mother’s Day.

PHOTOS: BROOKLYN DECKER

The story follows four couples though pregnancy; Decker will play a character named Skyler who is married to a much older man and has an annoyingly easy pregnancy with twins. Decker, who’s married to tennis star Andy Roddick, told us she’s excited about role, adding, “Secretly, I’m mostly excited for my prosthetic belly.”