Garbage Bag is the eldest child and son of Shirley Bag and Matthew Bag. He is the grandchild of Douche Bag and Kate Bag, and older brother of Plastic Bag. He is the husband of Mercury Gringham Bag and father of Candy Bag and Gigi Bag.

In The Sims 4: Vampires he leads a pack of minor vampires that consists of fan-made sims Michelle Garcia, Victor Browne, Carleigh Bloodstone, Ambrosia Bates, Lee Castaneda, Charlie Edwards, and Jolene Norwood. They were converted from humans to vampires in that order, which was determined by a series of competitions (fist fight, karaoke contest, bowling, video games, and basketball).