There’s not a single fashion piece Demi Lovato hasn’t given a chance. Through the past eight years, the singer and actress – who first came into the spotlight as part of the Disney Channel crowd that included the Jonas Brothers, Miley Cyrus, and former BFF Selena Gomez and as the star of Camp Rock – has given sweet and feminine, rocker chick, and supersexy goddess all a try. But Demi is all grown up, turning 23 on Aug. 20, and finally landing in the most perfect style spot as she promotes her new single, “Cool For the Summer,” in outfits that flatter her womanly curves and make her feel confident. Keep scrolling to see Demi’s style and Hollywood evolution (we’ll be impressed if you can keep track of all the different hair colors she’s had), then check out her sweetest moments with longtime boyfriend Wilmer Valderrama and feel empowered by her most inspiring quotes.