Rough-and-Tumble Dads

Whee! The Knight amp Day star swings daughter Suri, 5, up and away while hanging out at a Cambridge, Mass., park in October 2009.

With the help of dad Hugh Jackman, Ava, 5½, gets in some upside down hang time on her way home from school in New York City on Feb. 12, 2010.

And liftoff! While vacationing with family in April 2010, the recent birthday girl, 5, gets a big boost from dad Brad Pitt at a Venice, Italy, playground.

Who's working at the car wash? The former Tonight Show host and son Beckett, 5½, get pumped up for some windshield-wiping action while stopping for gas in Brentwood, Calif., in December 2009.

Hold on, Daddy! While strolling around N.Y.C.'s West Village in May 2010, the Salt star keeps a firm grip on his limber 3½-year-old.

Bring on the waterworks! Mr. Big lifts up his 3-year-old mini-me for a wet – and wild – drink at a Los Angeles park in May 2010.

During a family day at a Santa Monica park in April 2010, the New

England Patriots quarterback keeps a close eye on his budding sports star, 3½-year-old son Jack (né John Edward").

Hey, how's the air up there? Thanks to dad Gavin Rossdale, Kingston, 5, goes airborne at Coldwater Canyon Park in Beverly Hills in January 2010.