The Legend of Al, John and Jack (movie, 2002)

Al Caruso, John Gresco and Jack Amoruso are three gangsters working for the Genovese family. However, their efforts are more than headache-inducing, and when they are given one last chance: To protect the boss's aunt, she is accidentally killed and the three men are sentenced to death. They come up with a plan to sell the boss to the police and the FBI. However, Al suffers from short-term memory loss and has to be told the story by John and Jack.