Hasmukh Rai has a problem, as a matter of fact two problems in the shape and form of his two sons, Munnu and Bunnu, who are slackers, and always up to no good, and into practical jokes. Hasmukh finds that both his sons have been lying to him about their school and college grades - both in studies and sports - and have not been attending college for the last 3 years. One of their practical jokes gets out of hand, and as a result Bunnu disappears presumed dead, and Munnu gets involved with a conspiracy of replacing the State's Chief Minister with a look-alike. Meanwhile Bunnu's identical cousin Gulshan arrives in town and is mistaken for Bunnu leading to a comedy or errors and misundertandings.