Stampygoodnose

Stampygoodnose was the second dog that died in Stampy's Lovely World He was never in a video, but he was buried under Stampys house in episode 16.

Death
Stampygoodnose was helping Stampy get his other dogs back from Hit The Target. The room where stampy killed hit the target wasn't finished yet so Hit The Target pushed stampygoodnose off the ledge of the room. He landed under Stampy's House and died.