SpongeBob SquarePants/The Peanuts Gang

Version 1

 * Mr. Krabs as Charlie Brown (Mr. Krabs and Charlie Brown are both vain)
 * SpongeBob as Linus Van Pelt
 * Gary as Snoopy
 * Angelica (From Rugrats) as Lucy Van Pelt (Angelica and Lucy are both mean)
 * Pearl as Sally Brown
 * Squidward as Schroeder
 * Little Bill (From the show with the same name) as Franklin
 * Patrick as Pig Pen (Patrick and Pig Pen both like the filth and their names both start with a "P")