America proved its Bieber fever is going strong: The teen singer dominated the American Music Awards on Sunday night.
Justin Bieber's wins included the show's top award, artist of the year. The singer's mom joined him onstage as he collected the top award. He said it's "hard growing up with everyone watching me" and asked that people continue to believe in him. The 18-year-old also won favorite pop/rock album for "Believe" and male artist.
Bieber's mom was his date for the award ceremony; he recently broke up with actress and singer Selena Gomez.
Other highlights of the night included MC Hammer joining new sensation Psy for a mash-up of "Too Legit To Quit" and "Gangnam Style." Taylor Swift won her 5th consecutive award for favorite country female artist, and Usher won the award for favorite soul / R&B male artist.