The pop sensation beats out Rihanna

Attacking young boys opted a big leather tank-top that he teamed together with his awkwardly saggy leather pants. The "Believe" singer accessorized his ensemble having a set of red-and-black shoes scarpe calcio nike. He completed his look having a set of shades at the 2012 AMAs, where he performed his hit singles 'As Long While you Love Me' and 'Beauty along with a Beat' with Nicki Minaj. Attacking young boys was also accompanied by other stars to accept stage including Taylor Swift, Kelly Clarkson, Christina Aguilera, Ke$ha, Carly Rae Jepsen, PSY and Nicki Minaj.

Justin Bieber shows up at the 2012 American Music Awards on November 18. The pop sensation beats out Rihanna, Maroon 5, Katy Perry and Drake to win the show's top award Artist of the season along with the awards for favorite pop/rock male artist and favorite pop/rock album.

Justin Bieber is joined by his mom Pattie Mallette for the night. He looks cool in his sleek black cardigan nike magista obra and thin pants he combines having a leather top. The singer finishes off his sleek black style having a set of bright-red studded smoking slippers.

Justin Bieber attended the 40th Annual American Music Awards at Nokia Theatre L.A. Live in La on Sunday (November 18, 2012). The "Beauty along with a Beat" singer was combined with his doting mother Pattie Mallette as he arrived at the 2012 AMA. Canadian heartthrob Justin Bieber smiled happily posing with Mrs. Mallette around the red carpet, even gave his mom a sweet smooch for the cameras.

The 18-year-old pop phenom went for any mostly all-black search for the awards ceremony, where he picked up the very first nuove mercurial award from the night Favorite Pop/Rock Male Artist.