Soon after the pair began dating, Ashton—who grew up in a conservative Roman Catholic home—converted to Kabbalah, a form of Judaism that Demi had recently begun practicing. (Check out their matching red bracelets.) He became such a devotee that in 2011, his Friends With Benefits costar Natalie Portman dished, "[Ashton] has taught me more about Judaism than I think I have ever learned from anyone else."