That hair... those eyes... that love of purple! It can only mean one thing: Justin Bieber. Cue the swooning! As a way to collect all our Bieber Fever and channel it into something worthwhile, OK! has put together an Ultimate Justin Bieber gallery for your viewing pleasure. Take a stroll down memory lane with The Biebs, after the jump!

OK! GALLERY: SEE JUSTIN BIEBER & SELENA GOMEZ'S SHOCKING MAUI MAKEOUT SESSION Ever since the Canadian cutie crooned his way into our hearts, it seems we haven't been able to get away from him! Whether he's hanging out with celebs like Usher, Will Farrell, Rihanna, Kim Kardashian, or of course, kissing his sweetie Selena Gomez, we love seeing The Biebs everywhere he goes. OK! GALLERY: JUSTIN BIEBER & SELENA GOMEZ SUPPORT HER EX TAYLOR LAUTNER AT ABDUCTION L.A. PREMIERE What are your favorite Bieber moments? Chime in with the reasons why you love The Biebs in the comments below! Make sure to check back as we update with more pics as Justin continues to increase heart rates of his Beliebers around the world!