Mumbai/IBNS: Bollywood stars Hrithik Roshan and Kiara Advani's electrifying chemistry and romantic vibe were captured in the Aavan Jaavan song from upcoming Hindi film War 2.

The song was launched by the makers- Yash Raj Films- on social media on Thursday coinciding with Kiara's 34th birthday.

The team behind the blockbuster song Kesariya from Brahmastra reunited in Aavan Jaavan, courtesy filmmaker Ayan Mukerji.

The trailer of the film that also stars Jr. NTR was unveiled last week.

The 2:35-minute power-packed trailer shows a major faceoff between Hrithik and NTR in a bloody showdown.

War 2, which has been directed by Ayan Mukerji and is produced by Aditya Chopra, releases on August 14 in theatres worldwide in Hindi, Telugu & Tamil.