Gallery: A Year In Justin Bieber

Justin starts the year by premiering "My World" in London, it quickly becomes the #1 video over the pond. Just because he can, right?

"Baby" debuts, and Justin sings in "We Are The World."

We find out how Justin Bieber dries his hair and celebrates his 16th birthday. Katy Perry kisses Biebs at the Teen Choice Awards.

Justin Bieber's mom is trampled during a fan explosion in Australia, and he makes a visit to Saturday Night Live.

Justin keeps flying into things, and he gets an underage tattoo.

We get a copy of Justin's driving permit, but meanwhile he's off saving the gulf from oil.

Justin wins some Teen Choice Awards, we get the first inkling that Selena Gomez is on the prowl. Meanwhile the Biebster is pranked by 4Chan, has to escape girls on a Segway, and he is rumored to be starring in his own film (which turns out to be 3D). The Internet wants Justin to go to North Korea, but we decide to send him somewhere else.

Justin gets his own line of Silly Bandz. We wonder if he's dating Jessica Jarell. Bill O'Reilly thinks there is something fishy between Justin and Kim Kardashian after they shoot in the Bahamas together. The promos for Justin Bieber's CSI debut come out, and we are alarmed. Even more alarming is Justin's ability to con a Twitter mob into texting his arch-nemesis Kevin Kristopik over 200,000 times. Mark Wahlberg calls the Biebs "the white Tupac," but we never thought Tupac would shill for Proactiv. Justin gets hit in the face with a water bottle during a concert. Heavy month!

Justin Bieber has his CSI debut, dads dance awesomely to his music, and we find out that Justin is just a normal 16-year-old after all. There's that whole VMAs thing, and Justin promises he's not endorsing a soda.

We finally see Mr. Bieber. The Biebster gets in trouble for assaulting a kid at a paintball course. He learns how to rap, and pays for girlfriend Jasmine Villegas to hang out on tour with him.

The Biebs gets a haircut. We find out how he hits on the TSA. Demi Lovato goes to rehab after supposedly being involved with Justin while on tour with the Jonas Brothers.

Justin Bieber puts on a mustache with his "swagger coach." He may or may not be dating Demi Lovato's former BFF, Selena Gomez. He moves up the celebrity food chain, befriending Johnny Depp and Diddy. We predict big things for Justin in 2011...including puberty!