The Crazy Caustic Spray of the Contagious Cruelius Sneezer

The Crazy Caustic Spray of the Contagious Cruelius Sneezer is the tenth season 2 episode of The Epic Tales of Captain Underpants.​

Synopsis
George and Harold goad Melvin into making a time machine to take a field trip to the real ancient Rome, while Mr. Krupp makes an emperor power play out of delusion. Things go wrong when Cruelius Sneezer becomes a reality and Captain Underpants is required once again.

Trivia

 * Melvin's future self makes a small speaking cameo in this episode and doesn't have a role.
 * The dog-cat from The Bizarre Blitzkrieg of the Bothersome Butt-erflies, returns in Melvin's nightmare.
 * Cruelius Sneezer is based of one of the Roman leaders, Julius Caesar.
 * Moral: Not everything is as good as it's cracked up to be.