 During many episodes he is seen drinking from a Pittsburgh Steelers coffee mug, suggesting he is also a fan of that football team.In his apartment Booth has a Pittsburgh Penguins hockey jersey of Mario Lemieux, which implies he is a fan of the Penguins.He is implied to be a Philadelphia Phillies supporter as well; in season 8, his mother brings his childhood toy – a miniature Phillie Phanatic stuffed toy – to give to Christine and in season 6, episode 16 "The Blackout in the Blizzard" he acquires a row of seats from the former Veterans Stadium and recounts for Dr. Brennan how he attended game 6 of the 1980 World Series with his father, describing it as the "best day of [his] life".