The Alley Snails are a group of snails that only appeared in the episode Have You Seen This Snail? They live in the alleyways. Also, they tried to become friends with Gary, but Gary runs away from them all because they scared him, but they thought it was because he doesn't want any nachos.
- In the online game Have You Seen This Snail, the gray snail who said "Look who came to dinner." has a name called "Old Snail."