Six men have been arrested in connection with a series of violent incidents that happened in Nottingham city centre on the same night.
The trouble began at around 2.30am on Saturday, March 12, at Bar Baa in Goosegate, after a fight spilled out into the street.
The fight continued into Brightmoor Street, where a 21-year-old man was knocked unconscious.
A 23-year-old man was then knocked out in Cranbrook Street after repeated blows to the head.
Three 21-year-olds suspects, and three others aged 20, 22 and 23, have been arrested and bailed pending further enquiries.
Anyone who has any information about the incident is asked to contact Nottinghamshire Police on 101, quoting incident 142 of March 12, 2016, or call Crimestoppers anonymously on 0800 555 111.