Mad Dog Time

Mad Dog Time, also known as Trigger Happy, is a 1996 American ensemble cast crime comedy film written and directed by Larry Bishop and starring Jeff Goldblum, Richard Dreyfuss, Gabriel Byrne, Ellen Barkin, Diane Lane and Gregory Hines. The film is notable for the various cameo appearances, including the first, and final film appearance by Christopher Jones in over a quartercentury.

A rival, Jake Parker, recruits a number of hired guns in an attempt to seize power. Mickey kills the first to challenge him, Lee Turner. The next one brought in by Parker, identified as Nicholas Falco and supposedly the fastest draw of all, murders Mickeys close friend, Jules Flamingo, who is unarmed. A showdown is arranged and Mickey ends up eliminating both Parker and the apparently overrated Falco.Vic returns to resume his reign as mob boss. He brings with him a new enforcer, the real Nicholas Falco, the previous one having been an impostor. Brass Balls Ben London promptly challenges Vic for control of the organization while singing My Way on stage in the nightclub and is shot dead. Falco proceeds to gun down the remaining opposition, including Wacky Jackie Jackson, and is eager to shoot it out with Mickey Holliday once and for all ........

Source: Wikipedia