Celebrities had an exciting weekend full of playdates, parties, and sports. True Blood's Stephen Moyer hung out in LA with his daughter, Lilac, while Kourtney Kardashian visited NYC with Mason Disick. Jada Pinkett Smith and Willow Smith took a stroll through Malibu, and Gwen Stefani celebrated a friend's birthday with her eldest son, Kingston. Click through to see what they were all up to!