Birthday boy, Justin Bieber, turns 21
CNN - The Canadian pop star sensation, Justin Bieber, is officially out of his teens and now 21.
Bieber celebrated his birthday Sunday with plenty of sparklers and bottles of bubbly.
The pop star was also very active on social media for his celebration stating he's "grateful to be alive" and loves "everybody."
As for his loyal Beliebers, his birthday turned out to be a trending topic online all day.