"Everyone should get married after all happiness is Not the only thing in life!". Meet, Amar and Prem three happily married men discover the hell behind the heaven of marriage. The three decide to have some 'Masti' in life and the only way to spice up their lives is to seek excitement outside home. So they begin their whacky and hilarious adventure where they search for forbidden fun. But before they can taste the delicious fruit of bigamy, their adventure takes on a different turn and brings them face to face with a suspecting inspector Sikandar (Ajay Devgan). A twist that leaves them dumbfounded and very scared. Now none of them could ever dare to say, "Let's have some Masti"