Voted the sexiest man in the world by the magazine 'People' in 2007, the heartthrob Matt Damon was photographed with a protruding belly, hair divided in half and printed shirt, nerd-style. The type made by Damon unathletic part of his movie 'The Informant'.
The beautiful actress Charlize Theron faced a radical change in vision in 2003 when he lived the serial killer Aileen Wuornos in 'Monster - Desire Slayer'. The dedication to the character earned him the Oscar for Best Actress in years.
Actor Jared Leto had to gain weight 27 pounds to play Mark David Chapman, the murderer of John Lennon. In the name of art, even he would have faced health problems due to sudden weight gain.
A major highlight in the career of actress Natalie Portman was the movie 'V for Vendetta'. Portman had to shave the hair to play her character Evey in the adaptation of Alan Moore.