Ending for Earthworm Jim 3D on Nintendo 64. Anyone who's played this game will know how hard it can be. Herding all the grannies was by far the part I hated the most along with the boss battles.
From Wikipedia:
Earthworm Jim 3D is the third game in the Earthworm Jim series. It is a sequel to Earthworm Jim and Earthworm Jim 2, but is the first game in the series to not be developed by Shiny Entertainment, as the rights had been sold to Interplay Entertainment, who handed the franchise off to VIS Entertainment. Learn about Earthworm Jim 3D