Prove You are the ultimate Celtic Fan! Test your knowledge of the Bhoys in the quiz for Celtic fans of all ages. Choose from Easy, Medium or Hard questions based around great goals, iconic players and classic matches. From Jimmy Johnstone to Henrik Larsson, from Jock Stein to Martin O'Neill, how much do you know about Celtic's Legends? With up to four players or teams per game, challenge your friends and family to find out which of you is Celtic's greatest fan.