South Korean pop star Psy was the king of the 2012 Mnet Asian Music Awards (Mamas) in Hong Kong after scooping a slew of trophies.

The rapper took home the coveted Song Of The Year award for his hit track Gangnam Style at the Mamas, which is Asia's version of America's Grammy Awards.

He also landed prizes for Best Dance Performance - Solo, Best Music Video and International Favourite Artist, and entertained the audience at the ceremony by performing with fellow South Korean star Kim Hyun-a, who appears in his Gangnam Style music video.

Singer Adam Lambert and rapper B.o.B represented the U.S. by performing their hits for fans at the event on Friday (30Nov12).