New video: MILEY CYRUS rocked the house at Los Angeles' KIIS FM's Wango Tango music festival in Orange County, California with her buddies the JONAS BROTHERS also taking the stage. KIIS' RYAN SEACREST came out in support of Miley, telling our KEVIN FRAZIER that she is a "triple threat" and saying "We love Miley," while "Dancing" superstars SHANNON ELIZABETH and DEREK HOUGH were mum on relationship rumors. Watch the vid for more!