Filmmaker Karan Johar has finally confirmed that he is joining the judges` panel of the fourth season of talent hunt show ‘India`s Got Talent’. “Shooting for `India`s Got Talent 4`!!! It`s back to back reality television,” tweeted Johar, who is currently judging dance reality show ‘Jhalak Dikhhla Jaa 5’. The last season of ‘India`s Got Talent’ saw Dharmendra, Kirron Kher and Sonali Bendre on the judges` seat. Karan is said to have replaced Dharmendra, and Malaika Arora Khan is reportedly likely to take the place of Sonali on the show. In the past, Johar has hosted celebrity chat shows like ‘Koffee with Karan’ and ‘Lift Kara De’.