Hampshire police are appealing for witnesses after a man was assaulted in Wonderland nightclub, in Basingstoke.
Detective Constable Andy Panter said: "This was a serious assault which has resulted in the victim needing surgery to his jaw."
Anyone with any information is asked to contact Det Con Panter at Basingstoke CID on 101.
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Increasingly cloudy with drizzly rain tonight. A cloudy start on Monday but brightening up with plenty of sunny spells in the afternoon.
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Cloudy with patchy rain and drizzle this evening. Mild tonight, then dry with plenty of sunny spells tomorrow.