Guest Stars Kevin Clash voices Uncle Travelling Matt Dave Goelz as Uncle Travelling Matt Dan Garza as Junior Gorg Ben Durocher voices Junior Gorg Ingrid Hansen as Ma Gorg Aymee Garcia voices Ma Gorg John Tartaglia voices Sprocket Donna Kimball voices Cotterpin Kanja Chen voices Pogey Dave Goelz voices World's Oldest Fraggle John Tartaglia voices Architect Frank Meschkuleit as World's Oldest Fraggle Aymee Garcia voices Henchy Co Starring Sam Ramirez voices Background Singers Andrew Hey voices Background Singers Harvey Mason Jr. voices Background Singers Britt Mason voices Background Singers Ana Krafchick voices Background Singers