Directed by Eric Bross (STRANGER THAN FICTION), this sequel to the Disney channel original movie JOHNNY TSUNAMI introduces the sport of dirtboarding into the mix. In JOHNNY KAPAHALA: BACK ON BOARD, teenage surfing and snowboarding sensation Johnny Kapahala (Brandon Baker) returns home to Hawaii for his grandfather, Johnny Tsunami's (Cary-Hiroyuki Tagawa), wedding. Johnny quickly finds out that he has a new 12-year-old uncle, Chris, the son of his grandfather's wife. Chris is part of the Dirt Devils, a dirtboarding team, and he gets Johnny involved in a conflict between local surfers and mountain boarders. More trouble ensues when the Dirt Devils and a rival shop owner want to shut down Johnny Tsunami 's surf shop.