Police say two men were arguing inside The City nightclub (1917 Washington Avenue) around 2:15 a.m. Saturday night when staff told them to take it outside.
The two did, and continued their argument outside, with a brief time-out while one of them went to his car to get a gun.
This man, described as about 25 years old with a mustache, then shot the other man in both thighs. The victim (no description) is in an area hospital in serious condition.
Police continue to investigate.