Fred/The Grim Adventures of Billy & Mandy: Tricycle of Terror

Cast (in order of appearance)

 * Fred as Billy
 * Melody and OJ from Fun Song Factory as two girls working a lemonade stand
 * Kevin as Irwin
 * as Pud'n
 * as Sperg
 * as Wedding Seating Chart
 * as Pastor
 * as Sir Raven
 * as The Weird Kid in the Port-a-Potty
 * Bertha as Mandy
 * Kevin as Grim