After grilling top Bollywood stars week after week on his show 'Koffee with Karan', it is now Karan Johar's turn to be on the hot seat.

The first guest on the launch episode of 'Ranvir, Vinay aur Kaun?' is ace director and host Karan Johar. The episode will be aired on August 6 at 2200 hrs on Star One channel.

'Ranvir, Vinay aur Kaun?' is a situational comedy meets celeb interview, wherein the hosts bring a unique freshness each week.

From cutting onions, preparing tea to dancing and playing their favourite instruments, the show will present celebs in their most natural way. The show is set in Vinay and Ranvir's new bachelor apartment, which is visited by a new celebrity everyday.

Produced by Lemon Tea Productions, the format of the show is a unique combination of a realistic interview with celebrities which makes it a light-hearted viewing experience, a Star One release said here today.