Men, there’s a little crippled boy sitting in a hospital who wants you to win this game. I know because.. I crippled him myself to inspire you.— Burns
Framegrabs from the Season 3 episode, Bart the Murderer. Bart gets a job at 'The Legitimate Businessmen's Social Club', which is actually mafia headquarters. However, when he shows up late at work and blames Principal Skinner, Skinner disappears.