To kick off Ashton Kutcher's 35th birthday — one week shy of Valentine's Day — we're sharing his sweetest moments with girlfriend Mila Kunis. Ashton recently premiered his Steve Jobs biopic, jOBS, at the Sundance Film Festival while Mila is gearing up for the March release of Oz: The Great and Powerful. Despite their busy schedules, the couple finds time to be together now that their relationship has turned romantic. Click through to see the duo's budding friendship, from That '70s Show to their recent PDA and more. Happy birthday, Ashton!