Next Slideshow: Steppin' Out: Jennifer Lopez, Casper Smart & Emme Muniz, Sofia Vergara and more
Birthday on a Boat: Salma Hayek celebrates her 46th birthday with her husband Francois-Henri Pinault on a boat in Venice on September 2.
Supporting Serena: Eva Longoria cheers on her bud Serena Williams during her match against Andrea Hlavackova during the US Open on September 3 in Flushing, New York.
Jet Setters: Jennifer Lopez, her boyfriend Casper Smart and her twins Emme and Max Muniz leave their Miami hotel for the airport on September 2.
Walking George: Eva Mendes bares her midriff while walking her boyfriend Ryan Gosling's dog George on August 31 in Los Angeles.
Super Slide: Alessandra Ambrosio (right), her fiancé Jamie Mazur and their daughter Anja Mazur hold hands when sliding down the giant slide at the Malibu Chili Cook Off in Malibu on September 2.