Mumbai, Aug. 1 -- Bollywood's macho hero, Hrithik Roshan, has thrown open the stage for a global celebration with the launch of 'Aawan Jawan', the first track from his action spectacle "War 2".

Produced under the banner of Yash Raj Films (YRF), 'Aavan Jaavan' is a mellifluous romantic track picturised on Hrithik Roshan and Kiara Advani.

To mark the song's release, Hrithik posted a video message encouraging audiences worldwide to participate in a dance contest centred on the song's hook step.

He stated, "YRF is conducting a contest on the hook step of this song. The hook step of this song is quite easy, so do the hook step of 'Aavan Jaavan' like Kabir and Kavya and you might win this contest! Create a fun reel, tag @YRF and use #AavanJa...