(DENVER, Colo., February 20, 2005) Lea Goff, 27, of Aurora, front, and Chelsea Calvert, 13, of Aurora, back left, Kiaira (ca Kiaira) Washington, 14, center, of Denver, and Khilah (cq Khilah) Weathers, 13, rt, scream as they see the singer, Nelly, through