By InTouch Weekly.
Whether it's great genetics or just a lot of hard work and dedication, these celebrity moms showed off their banging bods, right after giving birth to their little ones!
Jessica gained a whopping 60 pounds from her two consecutive pregnancies.
Less than a year after giving birth to son Ace, Jessica's looking better than she ever has. Her Weight Watchers routine clearly worked wonders!
Gaining weight was the last thing on Kate's mind when carrying son Bear, who was born in August of 2013.
Only three months later, Kate showed up on the red carpet sporting THIS smokin' number, and wearing the heck out of it too!
Kourtney revealed that she had gained almost 45 pounds when carrying daughter Penelope. That's a lot of weight for such a petite frame!
After only five months, Kourtney was basically back to her pre-baby figure. No big deal.
Snooki didn't shy away from indulging when she was pregnant with daughter Giovanna, but she more than made up for it in workouts afterwards!
Not only did Snooki slim down within a year of giving birth, she was basically in the best shaped she'd ever been in!
Kristen kept it light-hearted during her pregnancy, making fun of her own weight gain on CBS Detroit's 'Stoney & Bill': "I am currently quite a bit overweight".
All jokes aside, Kristen showed off her svelte but curvy physique just four months after welcoming baby Lincoln into the world.
Even after gaining 50 pounds when she was pregnant with daughter Blue Ivy, Beyonce was still one hot mama!
Five short months later, and Queen Bey's back to working the red carpet.
Kate gained nearly 70 pounds during her first pregnancy, but committed to eating healthier during her second, resulting in a mere 11 pound weight gain.
Four months after delivering son Bingham, Kate was back to rocking figure-hugging dresses on the red carpet!