Roar on the Shore organizers are announcing another celebrity guest appearance at this year's motorcycle rally. Television celebrity and "motor maniac" Danny "The Count" Koker is coming to town. He will join in the fun on Thursday and Friday nights at "The Hub" down in Perry Square. Koker frequently appears on the History Channel's show Pawn Stars, as a resident auto expert. This year's Roar on the Shore will run July 18th through the 20th, and will benefit the Boys & Girls Club of Erie.