In the third part of his Bollywood Hungama exclusive interview with Content Head Broadband Faridoon Shahryar, Vivek Oberoi talks about 'Krrish 3' and how he intensely prepared for the role, to the extent of redubbing the whole film even when director Rakesh Roshan wasn't in favour for the same. He then speaks about the challenges faced while wearing the metal suit and shooting in the hot climate of Hyderabad. Don't miss!