Vanessa Hudgens and Gerard Butler party together on boat in Malibu during surprise birthday for pal

Cindy Crawford, 55, cuts casual figure  in white top and blue jeans while running errands in Malibu

Vanessa Bryant enjoys Mother's Day celebration at Disneyland with daughters and close friend Ciara

Leighton Meester carries her extra-long surfboard on the beach in Malibu on Mother's Day