Police are appealing for witnesses to an assault in Littlehampton on Christmas Eve.
At 7.35pm on Sunday (December 24) ambulance called police about a man they had treated who had been assaulted.
The victim, a 67-year-old man, had been approached by two men outside Coco Lounge on Clifton Road and had punched him several times in the head.
Detective Constable Pete Parkinson said: “The victim has extensive swelling to his face and head and remains in hospital with a bleed on the brain. We are appealing to anyone who was in Littlehampton on Christmas eve and may be able to help.”