The stars had a lot going on this week, with premieres, PDA, and parties. At the Cannes Film Festival, Robert Pattinson and Kristen Stewart celebrated her On the Road premiere with a passionate kiss, while Brad Pitt got sexy on the red carpet in a tuxedo for his Killing Them Softly screening. Gwyneth Paltrow looked glamourous in a white ensemble at a charity dinner for the Clinton Foundation, and the Beckham family showed their support for David at a dinner in his honor. There was plenty more action with some of our favorite celebrities. Check out the rest of the best pictures!