A skateboard competition “Hell Of A Paradise” will be set up on Kahanamoku Beach in Waikiki, complete with a Y-Ramp. Skateboarders Mark Gonzales, Christian Hosoi and Steve Caballero, along with locals Malakai Montes, Heimana Reynolds and Evan Mock will be there to compete, along with the Adidas and Krooked skateboarding teams. Practice starts at 11 a.m. April 21, with the contest running at 2 to 7 p.m.