Guwahati: Popular Assamese singer Zubeen Garg was once again embroiled in controversy and this time by wielding a 'gun' during a musical performance, threatening the audience not to leave otherwise he would shoot them.

The singer of 'Ya Ali' fame from 'Gangster' movie, was performing at an ongoing three-day cultural and musical extravaganza at the veterinary college ground in Guwahati's Khanapara area on Sunday night.