It's one thing for a celeb to have a kid and then have to hit the red carpet. At least she can pick a dress that strategically hides whatever little rolls or pooches your baby may have caused to bulge out of her formerly fit frame.

But to have a child and then hit the beach in a bikini in less than a year? Now that takes guts.

Unless, of course, you don't have one.

PHOTOS: New Hollywood moms who got bikini-ready fast!

Jessica Alba and Trista Sutter are just two of the hot Hollywood moms who got bikini-buff less then a year after popping out a papoose.

PHOTOS: Click for more pics of Jessica Alba.

Check out the fun beach pics that prove having kids doesn't mean you have to start wearing beach mumus!

More Celebrity Bikini Fun

PHOTOS: Over-40 celebrity bikini bodies.

PHOTOS: Stars' favorite 2009 bikini styles.

PHOTOS: Full-figured stars' bikini bodies.

VIDEO: Sports Illustrated swimsuit model Bar Refaeli unveils her "little black bikini."