2022 Cannes Film Festival, where Kaia Gerber and Austin Butler were in full PDA mode!The 20-year-old model and 30-year-old star walked the red carpet Wednesday for the world premiere of the Baz Luhrmann-directed biopic and didn't let the cameras deter them from showing their affection. In fact, it appears as if it was Gerber, looking stunning in a red gown, who grabbed Butler's face with both hands and planted a wet one on the budding actor.Once inside the theater, the audience got to enjoy the highly anticipated screening of the film set to be released June 24.