The Big Boy Burger chain is famous for their original double burger with its yummy layers of bun and burger. Its easy to spot a Big Boy Restaurant; just look for the giant fiberglass boy in the red and white overalls. The trademark mascot, Big Boy is synonymous with the restaurant. Now you can wear the Adult Deluxe Big Boy Costume. This is an officially licensed costume featuring the red and white checkered overalls, the white Big Boy shirt and the a latex wig with the trademark flip hair do.