Celebrities had their little ones on hand for fancy events, fun at the park, and flights out of town this weekend. Yesterday, Angelina Jolie  and Brad Pitt  walked the red carpet for his World War Z London premiere with their sons, Maddox and Pax, while back in the states the Bündchen-Brady clan took to a routine trip to a Boston park. Reese Witherspoon 's daughter, Ava Phillippe, was her spitting image as the two boarded a flight in LA on Friday, and Victoria Beckham  continued her jet-setting lifestyle on Saturday with her entire brood. Click through to find out what other celebrity families were up to this weekend!
Ben Affleck  and Jennifer Garner  took their daughters, Violet and Seraphina, to a wildlife exhibit in LA on Saturday.
Victoria Beckham  huddled up to Harper and Brooklyn before taking a flight out of LA on Saturday.
Reese Witherspoon  and her look-alike daughter Ava Phillippe toted their bags through LAX on Friday.
Tom Brady  gave his son Ben a push on the swings in Boston on Sunday.
Brad Pitt  and Angelina Jolie  walked the red carpet with Maddox and Pax for Sunday's World War Z London premiere.
Gwen Stefani  and Gavin Rossdale  were out and about in LA on Saturday with Kingston.
Sandra Bullock  held hands with her son Louis in Malibu, CA, while on their way to a birthday party on Saturday.
Heidi Klum  kicked off her 40th birthday over breakfast with her children and boyfriend Martin Kristen, in LA on Saturday.
Nicole Richie  and her little ones, Sparrow and Harlow, jetted out of LA on Friday.
Gisele Bündchen spent time at the park with her kids on Sunday in Boston.
Jim Belushi watched his son Jared's football game on Saturday afternoon in LA.
Jane Krakowski and her son Bennett went for a walk in NYC on Saturday.
Sylvester Stallone and his daughters Sistine and Scarlet went to lunch in LA on Saturday.
Martin Kristen matched with his girlfriend Heidi Klum 's sons, Henry and Johan, for her birthday celebrations in LA on Saturday.