first digit of a two-digit number. In forms of the game that have fewer than 11 men (most notably eight-man football and six-man football) a player can wear any number. In eight-man, there are only three ineligible receivers and in six-man, all players are eligible receivers. In popular culture Unusual uniform numbers have been used in comedy films, including: Three Little Pigskins (1934) – The Three Stooges wore "numbers" H2O2, 1/2, and ? (a question mark) Gus (1976) – the title character, a placekicking mule, wore No. 00 The Longest Yard (2005) – Joey "Battle" Battaglio (played by Bill Goldberg) wears the number 10 but represented by the Roman numeral X. References American football uniforms American football terminology Football, American