The Grim Adventures of Billy & Mandy is a cartoon series created by Maxwell Atoms that ran on Cartoon Network from 2003 to 2008, beginning as a segment on Grim & Evil, which also consisted of Evil Con Carne.
The series chronicles the adventures of a dimwitted boy named Billy, his sardonic friend Mandy and the Grim Reaper, who became their friend after losing a limbo game to them.
Recipe For Disaster (Grim & Evil E05)
Billy's Growth Spurt (Grim & Evil E11a)
House of Pain (S02E04a)
A Kick in the Asgard (S03E03b)
Upon arriving in Asgard, Billy first spends hours drinking from the Fountain of Bubbling Nectar, then later gets completely stuffed in Odin's Hall.
Runaway Pants (S04E05a)
The Bubble with Billy (S04E06b)
Billy swallows the entire gumball machine Grim gave him, swells up, and coughs up gum across the city.
Prank Call of Cthulhu (S04E13)
The Crass Unicorn (S05E13a)
Underfist: Halloween Bash
Frame of Mine (Cartoon Network Block Party #15, 2006)
Gladys wants to fatten up Grim with tacos, but this doesn't work because Grim is merely a skeleton. Billy gets fat, however, after eating every taco that passes through Grim's jaw.