A 19-year-old man was in critical condition last night after a fight at a night club on Kapi'olani Boulevard, police said.

Three men who had been causing trouble in the club and were asked to leave were assaulted and beaten outside by three unknown assailants, police said.

The 19-year-old was critically injured and taken to The Queen's Medical Center.

Two men, ages 39 and 36, had been hit in the head but refused treatment.