The three South Korean groups will compete with global stars, such as London-based English-Irish pop boy band One Direction, Australian pop band 5 Seconds of Summer and English girl group Little Mix.
Awardees in film, TV, sports, fashion and the web as well as music will be chosen by a vote of teen viewers (ages 13 to 19). This year's voting ends Friday, July 24 at 12 p.m. PST.
This year's awards show will be held at Galen Center in Los Angeles at 8 p.m. Aug. 16 (local time).