Thomas/South Park Parodies - Featuring Thomas and Percy

Cast
 * Thomas as Stan Marsh
 * Percy as Kyle Brofiski
 * Oliver as Eric Cartman (Duck and Oliver both have GWR Accents when they think about that Duck had been chosen for Eric Cartman in Thomas/South Park Parodies - Featuring Thomas and James, Thomas/South Park Parodies - Featuring Henry and Gordon and Thomas/South Park Parodies - Featuring Boco and Thomas and Oliver will be chosen for Eric Cartman just like Duck did)
 * Derek as Kenny McCormick
 * Diesel as Butters Stotch
 * Gordon as Chef
 * Stepney as Randy Marsh
 * Duck as Mr. Garrison
 * and more