Roshni was the actual anchor,she may not have been able to reach on some days or maybe the contract was still in negotiation so the producers asked Shweta to be the host for some eps.
Govinda Sar ka Naam le lekar isko log pahchan ne Lage har baat par har act per Govinda sar ka naam aur aaj Govinda Sar Ko kahta hai ki main Apne talent se star bana hun