Disc 4 is the fourth disc of Alvin Doo and the Toon Tour of Mysteries. It will appear on YouTube in the near future.
- Scooby Doo - Alvin Seville (Alvin and the Chipmunks)
- Shaggy Rogers - Jeremy Johnson (Phineas and Ferb)
- Fred Jones - Darien/Tuxedo Mask (Sailor Moon)
- Daphne Blake - Serena/Sailor Moon
- Velma Dinkley - Jasmine (Aladdin)
- Monterey, Dale n Chip: If It Smells Like a Monterey
- Codename: Kids Next Door (Ooglyeye Style): Operation: P.O.I.N.T.
- Marucho's Laboratory: Photo Finish
- Jasmine: What was the secret to this mystery? Let's look at the clues one more time. Announcer, please.
- Jerry hosted a friendship day. The rodents got blamed for ruining it. They followed the candy clues. So who set up Monterey, Dale, and Chip? A. Fievel? B. Tanya? C. Jerry?
- Jasmine: Jinkies! We've solved it.
- Announcer: Be sure to catch Alvin and the gang investigating more toon mysteries on all 5 Toon Tour of Mysteries DVDs in boxes of Kellogg's and Keebler products including Animals Next Door, Scrappy's Laboratory, The Powerpuff Girls, Charlie the Cowardly Dog, Ron Bravo, and Monterey, Dale n Chip.
- Animals: Freeze!
- (Scrappy Screams)
- (Ron Slaps Himself)
- (Charlie Dodges)
- (Monterey, Dale and Chip Hide)
- (Cadpig Whips Up a Storm)
- Animals: Party! Ice cream party!
- Max Taylor: Stupid dog! Shut up!
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