It's a Mad, Mad, Mad Ben World: Part 1

'''It's a Mad... Ben World: Part 1' is the sixty-ninth episode of Ben 10: Omniverse.''

Major Events

 * Mad Harangue and Mad Rook make their debuts.
 * Toolboxx, Nighty Knight, and Speedyquick make their debuts.

Characters

 * Ben Tennyson
 * Ben Tennyson (Dimension 23) (flashback and present)
 * Rook Blonko
 * Azmuth (Dimension 23) (flashback and present; cameo)
 * Mad Harangue (first appearance)

Villains

 * Mad Ben
 * Mad Rook (first appearance)
 * Maltruant
 * Exo-Skull
 * Subdora
 * Dr. Psychobos

By Ben

 * Goop
 * Walkatrout
 * Molestache
 * The Worst

By Ben 23

 * Vomit Man (flashback; cameo)
 * Speedyquick (first appearance)
 * Toolboxx (first appearance)
 * Nighty Knight (first appearance)

Allusions

 * This episode is a reference from the 1963 American epic comedy film, It's a Mad, Mad, Mad, Mad World.