Billy as seen on Cartoon Network's site
Billy as a half tentacled monster in Prank Call of Chtullu
Billy as seen in Big Trouble in Billys basement
Billy wearing the cursed realistic armor
Billy after eating all chocolate sailor chocolates
Billy after eating all his chocolaty body
Billy as he found a ripe sock
Billy as a dog with Grim in his dream
Billy after taking over Mandy's body.
Billy picks Mandy's nose while possessing her.
Billy while controlling Mandy's body.
Billy jumps on Mandy's bed.
Billy eats a caterpillar while inside Mandy's head.
Mandy's revenge against Billy for possessing her.
Billy's entry on the model pack
Billy's pose entry on the pack
Billy as seen on the HBOMax streaming service