If Cameron Diaz Pregnant after Hilary Duff and Jennifer Garner

Cameron Diaz Pregnant

Cameron Diaz Pregnant

Cameron Diaz Pregnant
Does Cameron Diaz have a bun in the oven?!

The actress -- who turns 39 next week -- rocked short shorts, sneakers and sizable pregnant belly in Atlanta on Tuesday. No, Alex Rodriguez 's love isn't going to be a mom just yet: She was donning a pregnancy suit for her role in What To Expect When You're Expecting , which costars Jennifer Lopez.

PHOTOS: Cameron's love life

Although Diaz has bonded with love Rodriguez's daughters Natasha and Ella, she's up in the air about becoming a mom herself.

"I never say never," she said in 2009. "I don't know what's going to happen. I could end up adopting half a dozen kids, orI could end up being the next 'Octo-mom' -- who fricking knows!"