Encyclopedia SpongeBobia
Encyclopedia SpongeBobia

"C.H.U.M.S" is a SpongeBob SquarePants episode from Season 13. In this episode, after falling down the drain, Plankton finds an unlikely ally in the sewers.



The begins with SpongeBob washing the Krusty Krab and singing the F.U.N. Song. Plankton is trying find how to get to the Krabby Patty secret formula. He found that he can go through the air ducts in the Krusty Krab to Mr. Krabs’ office.

Sleepy Time 057.png
"I can turn into a skyscraper!"
This section is too short. You can help Encyclopedia SpongeBobia by expanding it.


This episode was confirmed by Cartoonlounge.de on August 24 and Dave Cunningham on August 25, 2021.


 ) Associated production music
 ) Original music
 ) SpongeBob music

  Marlin March - Sage Guyton, Jeremy Wakefield [Title card]
  Rat Trap - Syd Dale [Opening.]
  F.U.N. Song - Sherm Cohen, Brad Carow [Music on SpongeBob's headphones.]
  Tiptoe Footsteps - [ProjectSAM Symphobia Colours: Animator] [Plankton sprayed by SpongeBob's hose.]
  Dramatic Cue (C) - Ronald Hanmer [Plankton falls into the sewer.]
  A Simple Conversation 1 - Nicolas Carr, Barry Anthony [Plankton falls out of Bubble Bass's sink tap.]
  Scary Chase - Alan Wynn [Plankton falls back into the sewer.]
  From the Depths of Space - Trevor Duncan [Plankton in the sewers.]
  Dramatic Encounter - Gregor Narholz [Mysterious creature emerges behind Plankton.]
  Hot Steel and Slide Licks 28 - Jeremy Wakefield ["That's right, you better run!"]
  Musique De L'Infini - Jean-Jacques Perrey [Mountain of chum turns into chum people.]
  Idea Vibe - Nicolas Carr ["Wait, what now?"]
  Misty Void - Fredric Bayco [Leader of Collective Hive Under Master explains Plankton is their master.]
  ? Vibes - Nicolas Carr ["Hmm..."]
  Tense Moments - David Francis [Chum people turn into a chum boat.]
  ? [The leader shows a scrapbook to Plankton.]
  Grotesque - John Fox, Mac Prindy [Plankton and leader arrive in chum village.]
  New Vibe Hits 2007 - Nicolas Carr ["Hmm..."]
  Great Idea Patrick - Nicolas Carr ["...this gives me an idea."]
  ? ["I don't need to steal the Krabby Patty secret formula by stealth."]
  Reveille - Douglas Wood [Chum creature plays trumpet.]
  Eccentric March - Peter Hope [Plankton explains the plan.]
  The Melancholy Mule - Harry Breuer, Jean-Jacques Perrey [Chum creatures attempting to batter door down.]
  Hot Steel and Slide Licks 2 - Jeremy Wakefield ["How was our aim, master?"]
  ? ["When we finally enter the Krusty Krab, you will face an enemy more evil than any of you can imagine."]
  ? [Plankton demonstrates a karate move.]
  With Karate Comes Responsibility - Nicolas Carr ["Now show master what you got."]
  Bad Slide - [ProjectSAM Symphobia Colours: Animator] ["A+..."]
  With Karate Comes Responsibility - Nicolas Carr [Cardboard cut-out of Krabs falls onto Plankton.]
  Mr Krabs Happy Jig - Michael Bolger, Nicolas Carr [At the Krusty Krab.]
  Subversion - Ralph Dollimore [Plankton in the bathroom sink.]
  Fierce Fight - Gerhard Trede [Plankton's chum army emerges.]
  F.U.N. Song - Sherm Cohen, Brad Carow [Music on SpongeBob's headphones.]
  Fierce Fight - Gerhard Trede ["You'll never get me formul'er!"]
  F.U.N. Song - Sherm Cohen, Brad Carow [SpongeBob checks hose and sprays himself.]
  Fierce Fight - Gerhard Trede ["This is your last chance, Eugene."]
  ? ["Alright, alright, I'll give you what you want."]
  SpongeBob Theme II - Nicolas Carr, Sage Guyton, Jeremy Wakefield [SpongeBob washes away Plankton's chum monster.]
  Lap Steel - Nicolas Carr [Transition to next scene.]
  Tentically Speaking - Sage Guyton, Jeremy Wakefield [Ending.]
This list is incomplete, but you can help Encyclopedia SpongeBobia by expanding it.



  • The title card looks similar to the "Later" title card from "The Hankering," as both have chum letters in the background.
  • Mr. Krabs' quote "You and what army?" is the same from "Plankton's Army."
    • Plankton's family appears in the sister episode, "Something Narwhal This Way Comes."

"F.U.N." reference.

  • This is the second episode title to be in acronym form. The first was "F.U.N."
    • "The F.U.N song" is also referenced in this episode with SpongeBob singing it and writing "FUN" with soap bubbles on the Krusty Krab window.
  • This episode marks the return of former crew member Bill Reiss.

Cultural references


SpongeBob's yellow eye mistake in CHUMS.png

  • While SpongeBob is spraying the Krusty Krab in the beginning of this episode, his right eye is yellow for one frame.