Billy Hoskins, also known as Super Diaper Baby, is an infant superhero created by George and Harold and the main protagonist of the Super Diaper Baby series.
After his birth, the doctor attempted to spank the newborn Billy, but instead threw him out a window. Billy then fell into a cup of Super Power Juice belonging to villan Deputy Dangerous, gaining super powers as a result. After flying back to his parents, the baby was named "Billy" and went home with his parents.
Billy has the mind and grammar skills of an infant, but pocesses superhuman powers.