Niagara Regional Police are looking for a suspect involved in an assault on St. Patrick's Day.
Officials say a fight broke out near the stage inside Twelve Mile Longe in St. Catharines just before 1 a.m.
Security escorted everyone involved out of the building, and one person was taken to hospital by ambulance.
Police are now looking for a white man in his mid-to-late 20s with short, buzzed hair and a scruffy beard.
He is approximately 6'1" and 255 pounds.
At the time he wore a black shirt and blue jeans.