Celebrity baby bonanza! Held Sunday in Los Angeles, Calif., the Time For Heroes Carnival benefited the Elizabeth Glaser Pediatric AIDS Foundation and attracted many celebrities and their children — both to host booths and to play games!

Below, musicians Pete Wentz and Ashlee Simpson-Wentz brought Bronx Mowgli, 6 months, to his first event — baby boy had more interest in looking around than posing for a photo though!


Check out the extended post for 17 more photos, including Annabeth Gish, Constance Marie, Denise Richards, Virginia Madsen, Mark Hoppus, Nigel Barker, Melissa Joan Hart, Cheryl Hines, Lisa Rinna, Harry Hamlin, David Charvet, Brooke Burke, Mark Wahlberg, Rhea Durham, Ali Landry, Garcelle Beauvais-Nilon and Heidi Klum!


Two-year-old Cash Alexander Allen cracks a smile — sort of! — while posing with parents Wade Allen and Annabeth Gish. Unfortunately there were no spottings of 7-month-old Enzo Edward!


Hola! Luna Marie Katich waves hello — with a little help from mom Constance Marie! — at the carnival. Check out the 4-month-old’s nursery in our gallery!


Denise Richards shared a smile while Sam, 5, and Lola Rose, 4, concentrated on decorating their jeans!


Virginia Madsen came with Jack Antonio, 14, her son with Antonio Sabàto Jr., and Antonio’s daughter Mina Bree, 6 ½.


Virginia and Mina — missing some teeth! — share a smile while working on a craft.


Blink 182’s Mark Hoppus gives son Jack, 6 ½, a lift after tackling the super slide. Mom is Skye Hoppus, owner and creator of Childish Clothing.


America’s Next Top Model judge Nigel Barker cuddles close with the family — wife Christen, son Jack, 3 ½, and 6-month-old daughter Jasmine Ines.


Baby blues! Melissa Joan Hart and 15-month-old Braydon look ready to set sail in their nautically-themed duds.


How sweet! Catherine Rose, 5, gives mom Cheryl Hines a squeeze.


Group hug! Lisa Rinna and Harry Hamlin pose with their girls, Amelia Gray, 8 this week, and Delilah Belle, 11.


David Charvet cuddled with daughter Heaven Rain, 2 ½, who had been sick during the week.


Fiancée Brooke Burke posed with oldest daughter Neriah, 9 (right), and a pal.


Mark Wahlberg and Rhea Durham brought along Ella Rae, 5 ½, and Michael, 3, while baby Brendan Joseph, 8 months, stayed home.


Dressed like a princess as usual, 23-month-old Estela Ines posed with mom Ali Landry at the carnival.


She then used Ali’s legs as a spot for a stroll!


Garcelle Beauvais-Nilon and husband Mike Nilon brought their boys, fraternal twins Jax Joseph and Jaid Thomas, 19 months.


Now in the middle of her second trimester, Heidi Klum showed off her growing bump in a flowy jumpsuit. Baby no. 4, a girl, is due in October!

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Garcelle wears Swank Mommy’s Birthstone Discs ($60).