Days after confirming to mid-day that he plans to play mediator between top comedians Kapil Sharma and Sunil Grover following last week's infamous mid-air brawl that led to Sunil staying away from the set of The Kapil Sharma Show, stand-up Raju Srivastav might just take Sunil's place. Sunil was sorely missed when Naam Shabana's cast Taapsee Pannu and Manoj Bajpayee arrived on set to promote their film over the weekend.