- "Refrigerator" Bumper (Elephant Version) (1988)
- "Shadow Puppets" Bumper (1989)
- "Monsters at the Opera" Bumper (2000) (FOUND)
- "Thanksgiving" Bumper (2001)
- "Singing Frog" Bumper
UPDATE: 6/28/16: The "Shadow Puppets" and "Monsters at the Opera" bumpers have been found! These can be found at: [1] and [2]
UPDATE: 7/25/16: Belloqi Robes2 deleted all his videos, so now the "Shadow Puppets" bumper is now lost once again!