In the final segment , Billy's overprotective mother, Gladys, discovers Grim sleeping in her son's bed and hanging out in the shower. This leads to a total nervous breakdown for Gladys, while Billy's dad, Harold, remains oblivious and convinced his wife is just "cracked". The segment establishes the ongoing rivalry between Gladys and Grim.
The "good story" refers to the series premiere of , which first aired on Cartoon Network on August 24, 2001 . This episode serves as the pilot for two shows that were later split into their own series: The Grim Adventures of Billy & Mandy and Evil Con Carne . The episode is divided into three distinct segments: 1. "Meet the Reaper" [S1E1] Meet the Reaper/Evil Con Carne/Skeletons...
The pilot segment introduces Billy and Mandy, two neighborhood kids in Endsville. When the Grim Reaper arrives to take the soul of Billy's ten-year-old hamster, Mr. Snuggles, Mandy challenges him to a game of limbo. The stakes are high: if the kids win, Grim must be their "best friend forever"; if he wins, he takes the hamster. After Mandy cheats to ensure their victory, Grim is reluctantly bound to the children as their eternal companion. 2. " Evil Con Carne " In the final segment , Billy's overprotective mother,
This segment follows Hector Con Carne, a billionaire playboy and supervillain whose body was destroyed in a massive explosion. Only his brain and stomach survived, which were then transplanted into the body of a dim-witted purple circus bear named Boskov. Alongside his loyal scientist Major Dr. Ghastly and the hot-headed General Skarr, Hector attempts to resume his quest for world domination, but his plans are constantly thwarted by Boskov's bear instincts. 3. " Skeletons in the Water Closet " The "good story" refers to the series premiere
Check out this deep dive into the history and production of the series premiere: