SpongeBob Music - Caped Crusader
Composer: David Farnon
Plays in:
Mermaid Man and Barnacle Boy
Mermaid Man and Barnacle Boy II
Mermaid Man and Barnacle Boy III
Mermaid Man and Barnacle Boy IV
Mermaid Man and Barnacle Boy V
Mermaid Man and Barnacle Boy VI: The Motion Picture
Night Light
Mermaid Man vs. SpongeBob
Mermaid Pants
Requested by Super Savage Beast (2/3).
NOTE: I very well know this played in The Loud House episode "Sleuth or Consequences", so no need to comment that.