A billy is a male goat.
billy bob billy bob billy bob billy
Billy P. Bretherton
billy
billy
Billy Rovzar goes by Billy.
Billy Tolley goes by Billy.
Billy Stipetich goes by Billy.
Billy Nemi goes by Billy.
Billy Meek went by Billy.
Billy Hallowell goes by Billy.
Billy Harmer goes by Billy.
Billy MacTavish goes by Billy.