Plankton's Old Chum

"Oh, boy! Chum Day. A brand new holiday!"

- SpongeBob

"Plankton's Old Chum" is the first segment of the fifth episode of season 12, and it is paired with "Stormy Weather." In this episode, SpongeBob helps Plankton dump his rotten chum all over the city, which leads to the creation of a new holiday.

Characters

 * SpongeBob SquarePants
 * Sheldon J. Plankton
 * Patrick Star
 * Gary the Snail
 * Squidward Tentacles
 * Karen Plankton
 * Mrs. Puff
 * Eugene H. Krabs