<Tr> <Td_colspan="7"> After watching Billy and Irwin play with their "Hokey Monsters" cards (parodying the Pokémon Trading Card Game), Grim makes the monsters come to life . Soon, all the other kids want their own cards to be real too, and the city is soon under attack by a multitude of Hokey Monsters . To put an end to the mayhem, Mandy draws her own card, Mandy's Monster, which defeats all the other monsters by turning them into toast . </Td> </Tr> <Tr> <Th> 15a </Th> <Td> 15a </Td> <Td> "Night of the Living Grim" </Td> <Td> Juli Hashiguchi </Td> <Td> Gord Zajac </Td> <Td> Spencer Laudiero </Td> <Td> June 20, 2003 (2003 - 06 - 20) </Td> </Tr> <Tr> <Td_colspan="7"> Grim is lying sick in bed with "Encroaching Doom Syndrome". The Underworld doctors are not able to help Grim, and he becomes a human being . Back in Endsville, Grim seems attractive to women, but he ends up being punched by jealous boyfriends, especially Billy's dad Harold . Grim covers himself in the mucus that he produced when he was sick and becomes a skeleton again, and Billy tries it too . </Td> </Tr> <Tr> <Th> 15b / c </Th> <Td> 15b / c </Td> <Td> "Brown Evil" (Part 1 & 2) </Td> <Td> Robert Alvarez (Part 1) Pat Shinagawa (Part 2) </Td> <Td> Gord Zajac </Td> <Td> Paul McEvoy </Td> <Td> June 20, 2003 (2003 - 06 - 20) </Td> </Tr>

Grim adventures of billy and mandy season 1