Watch the video What Vidhu Vinod Chopra is to Rajkumar Hirani, Kamal Haasan is to R Madhavan and Rakesh Roshan is to Hrithik -- 'saala khadoos’!Saala khadoos’ is a term often used to describe a mentor who identifies a person’s hidden potential and pushes them to excel. Ahead of the release of a new Bollywood film titled “Saala Khadoos”, a string of Bollywood celebrities took to Twitter to share who is that one special person for them.