Siddharth Malhotra sweats it out in bare body for 'Ek Villian'

Mumbai: Siddharth Malhotra has transformed himself from a sweet looking boy in 'Student of the Year', to a rugged and muscular look in Mohit Suri's 'Ek Villian'. The actor underwent intensive physical training so that the scenes where he is required to remove his shirt, he looks macho.

Take a look at the making video, where Siddharth does free hand exercises in between the shots.