New Delhi, Dec. 9 -- Akshaye Khanna's fiery introduction in Dhurandhar has become one of the biggest highlights of the film. Playing the feared Rehman Dakait, his intense screen presence - amplified by the high-voltage track FA9LA - has sparked a storm of fan reactions online. But pulling off that grand entry wasn't as effortless as it looks on screen.

The viral track, originally composed by Bahraini hip-hop artist Flipperachi, was filmed in the high-altitude landscape of Ladakh, where low oxygen levels can make movement physically exhausting. Choreographer Vijay Ganguly revealed that Akshaye needed an oxygen cylinder by his side during the shoot.

"Akshaye would carry a small oxygen cylinder with him. When we were shooting this song, hi...