Police are now appealing for witnesses following a brawl outside a nightclub in Dartford.
Officers were called to a disturbance ourside Air and Breathe in Essex Road on Saturday, November 25, at 1.10am.
A spokeswoman for Kent Police said: "Upon arriving police found three people with non-life threatening injuries who required hospital treatment."
Police arrested three men at the scene who have been released under investigation.
A 24-year-old man from Essex was arrested on suspicion of assault along with a 34-year-old man from Deptford who was arrested on suspicion of causing an affray.
A 19-year-old man from Erith was arrested on suspicion of actual bodily harm.
Police are asking witnesses to get in touch as they investigate what happened.
Anyone with information can call Kent Police appeals line on 01474 366 149 or Kent Crimestoppers, anonymously, on 0800 555 111 quoting crime reference XY/062138/17.
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