Vinay Pathak dreams of becoming a singer and annoys the pants off upmarket Rajat Kapoor who is forced to play host for a night. Little does Pathak realise that he should stick to being the dumb Income Tax clerk that he is. Kapoor and his gang of Friday friends are always on the look-out for a local idiot to help them have a good time over the weekends. And this time, they zero in on Bharat Bhushan (Vinay).