Must Read! Karan Johar's mother Hiroo Johar undergoes two major surgeries, the film director addresses her as a 'superhero' Currently, Karan Johar is seen hosting the controversial reality show Bigg Boss OTT, which streams on Voot. Submitted by TellychakkarTeam on Tue, 08/31/2021 - 10:16 About Author Submitted by TellychakkarTeam on Tue, 08/31/2021 - 10:16