Police Lt. Col. Apichart Thongchandee said the gangs clashed following a dance contest at a Phet Phraram area entertainment venue involving the dance moves popularized in South Korean artist Psy's "Gangnam Style" music video, the Bangkok Post reported Friday.
Thongchandee said at least 50 shots were fired in the clash between the two gangs, which he said have a engaged in a longstanding feud.
Police said several vehicles were damaged, but no serious injuries were reported.
"We now know who all the attackers are. After questioning all the witnesses and inspecting the firearms, we will seek arrest warrants for them," Thongchandee said.