Justin Bieber's BIG Night At The 2012 American Music Awards (VIDEO)

Last night at the 40th Annual American Music Awards, Justin Bieber walked away with three new honors, including the coveted Artist of the Year! The 18-year-old entertainer was up against some heavy competition including: Drake, Maroon 5, Katy Perry, and Rihanna!

Take a look at his adorable acceptance speech for Artist of the Year with his special date by his side. Awww!

Justin also had an incredible performance featuring another big winner of the night, Nicki Minaj. Take a look at the two very different songs he performed. He is such a pro these days! 

What was your favorite Justin Bieber moment of the night?