Madelaine Petsch has quickly become one of Riverdale's biggest breakout stars, and it's not hard to see why. Not only is she an insanely talented actress, but she also leads a pretty interesting life. Did you know she's never had ice cream before? Or that she actually read for Betty? While she's definitely not a mean girl like Cheryl Blossom, there's one thing she has in common with her fan-favorite character: she is the ultimate cool girl. See even more fun facts about the 23-year-old ahead.