Billy

For the Grim Adventures of Billy and Mandy character, see Billy(B&M).
Billy is a little kid that Megacorp used to advertise a commercial to show the Protopet.thumb|294px|right|The ad. At the end of season 3 after Dr.Nefarious's defeat he attended Secert Agent Clank film and sitting by Abercrombie Fizzwidget and the Original Protopet.
Category:Characters
Category:Characters borned in a Unknown Century
Category:Living characters
Category:Kids
Category:Children
Category:Males
Category:Fan Fiction