Spotted: Aamir Khan as the young Mahavir Singh Phogat : Bollywood News

If there's anyone who can be called as a 'character chameleon' then it has to be none other than Bollywood's eternal 'Mr. Perfectionist' Aamir Khan. Ever since the time he signed Nitesh Tiwari's Dangal, he has been seen in various looks.

Spotted: Aamir Khan as the young Mahavir Singh Phogat

Since Dangal is a biopic about the famous wrestler Mahavir Singh Phogat, the film shows his life in totality for which Aamir Khan had to shoot both, Mahavir Singh Phogat in his older days as well as his young days. By now, all of us have seen Aamir Khan as the older Mahavir Singh Phogat. This time round, Aamir Khan adopted a strict diet and rigorous workout regime that helped him get into shape to play the younger version of Mahavir Singh Phogat. Besides the weight difference, Aamir Khan is also seen without the moustache while playing the younger version of Mahavir Singh Phogat.

Produced by Disney Studio India, Dangal is slated to release on December 23, 2016.