After a wrestling accident, Gnasher swallows a canister of laughing gas at the vet's. Dennis, along with Gnasher hide in the conference centre, where dad gives a speech. However, the canister leaks, causing Gnasher to fart laughing gas and having everyone laughing.
| Title | All-in Menacing |
|---|---|
| Genres | Animation |
| Release Date | 2009-10-02 |
| Episode Runtime | 00 Hours 10 Minutes |
| Season Number | 1 |
| Episode Number | 22 |
| Production Companies | Sticky Pictures |
