The new year begins. A husband (Shahrukh Khan) is bored with his married life and decides to have an affair with a hot co-worker (Raveena Tandon). His wife (Juhi Chawla) suspects him and hires a detective (Uday Chopra) to find out what's going on. Meanwhile, his brother (Zayed Khan) is in love with a classmate (Priyanka Chopra) who has a crush on their gym teacher (Sanjay Dutt). His uncle (Amitabh Bachchan) comes over for a visit and finds out about the problems going on. With the help of his beautiful nurse/assistant (Manisha Koirala), who also happens to be the husband's ex-girlfriend and the wife's ex-love rival the uncle plans a mission to solve all problems. But unexpectedly their effort seems to be making matters worse! When the husband dumps the co-worker, she doesn't take it quite well. Meanwhile, the wife is suspected of having an affair with the detective. The wife suspects that her husband is having an affair with his ex-lover and the brother suspects his uncle to have an affair with the nurse. One problem seems to create another leading to a chaotic mess!!!