Simply put, Justin Bieber owned the American Music Awards last night.

This 16-year old became the youngest singer to win Artist of the Year, adding that trophy to a haul that also included Pop/Rock Male, Breakthrough Artist and Album of the Year for "My World 2.0."

Justin Bieber Biography

Bieber in Thought
Justin Bieber is a young, wildly popular singer. He dominated the music world in 2010, earning the most YouTube videos AND becoming the... More »
Ontario, Canada
Full Name
Justin Bieber