J-14 is celebrating our 13th birthday in 2012 -- and the stars are helping us ring in our first years as a (official) teen! Check out these exclusive birthday messages from celebs like Cody Simpson, Mindless Behavior, Big Time Rush, Ashley Tisdale, Nick Jonas, and more!
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We can't for 2012 --Â we know it's going to be our best year yet!
Send J-14 your birthday messages below!