VIDEOS:
Zoidberg's Song
Dr. Zoidberg tries to start his own song at the end (copying Hermes who had one earlier in the episode), only to be interrupted by the end credits.
Example of:
Interrupted by the End
The Gourd
Example of:
Interrupted by the End
SpongeBob SquarePants
Example of:
Interrupted by the End
Phineas and Ferb
Example of:
Interrupted by the End