While Brad is busy working on his flick World War Z in the U.K., Angie and her brood hang with Gwen and Gavin's boys at their London house. Not a bad way to kill time!
Surprise! Jess and Honor (not pictured) have an impromptu playdate with McSteamy & Co. when both families wind up at the same Beverly Hills park in May 2011.
The swing set is the hottest spot in Bev Hills for these cutie pies—and no doubt these actresses are the hottest mommies in the park.
In December 2009, Cate Blanchett dropped off her three boys at a Big Apple park for what looks like an awesome snowball fight with the X-Men star (the Aussie actors are good buddies) and his son, Oscar (left). Can we play, too?!
E!'s most adorable star wasn't the only famous tot at Harlow Madden's celebuspawn-studded birthday bash in January 2011. Guests also included Chris Ivery, Ellen Pompeo and Stella Luna; Gwen Stefani, Gavin Rossdale, Kingston and Zuma; Jessica Alba, Cash Warren and Honor; and Tobey Maguire's wife, Jennifer Meyer, brought along their kids Ruby and Otis. She's so popular!
Little Zuma's got his party face on as he and mama Gwen head into Harlow's A-list birthday party.
Angelina Jolie's Salt costar Liev gushed in July 2010 about their kids' get-togethers during filming on their New York set: "There were playdates which were amazingly fun! We were playing shoot-ups inside the studio, and [our kids] were having squirt-gun fights out in the lot."
Awww, Gwen's son and Tobey's daughter share a sweet moment in a Beverly Hills park back in February 2010. Too cute!
Sports and rock royalty collide as Gwen 'n' Gavin's eldest son snacks with Posh 'n' Becks' kiddo during a playdate back in February 2009.
It's party time! Nic totes her adorable daughter to Honor Warren's 3rd birthday party
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