Fighter makers share BTS footage of Hrithik Roshan on his birthday 

On the occasion of Hrithik Roshan's birthday, the makers of Fighter shared a behind-the-scenes video of the actor from the sets of the film.

In a video shared by Viacom18 Studios (the film's production house) on their Instagram page Hrithik is seen grooving on the songs 'Sher Khul Gaye' and 'Ishq Jaisa Kuch'. He is also seen donning an Air Force uniform. The video also features him sweating at the gym.

Apart from Hrithik, the film also stars Deepika Padukone, Anil Kapoor, Karan Singh Grover and Akshay Oberoi.

The teaser of the film was released earlier this month. It starts with the lines, "To find us? You must be good. To catch us? You must be fast. To beat us? You must be Joking!" And as these lines end on the screen, the engine of the fighter plane revs up to show us a stylish Patty (Hrithik Roshan), and a charming Minnu (Deepika Padukone), piloting their fighter jets with suave. With elements of drama, romance and patriotism, and a novel version of Vande Mataram, the Fighter teaser promises us that "Republic Day will never be the same again.

Directed by Siddharth Anand, Fighter is backed by Ajit Andhare (Viacom18 Studios), Mamta Anand, Ramon Chibb, and Anku Pande. It will hit the theatres on January 25.