When it comes to fitness discipline, there's no one better than Akshay Kumar. And Sidharth Malhotra, who shared screen space with the Khiladi in 'Brothers' (2015) knows that well. For the 'Warriors' remake last year, Akki had taken on the task of training Sid in martial arts and building muscle mass. We hear he has once again assumed the role of a mentor for the young actor as he preps for an action-comedy co-starring Jacqueline Fernandez.

Also read: Sidharth-Jacqueline's next not sequel to 'Bang Bang'