Uncertainty results in the life of Delhi-based Raj when his wealthy wife, Kiran, the sole heir to the Saxena Group of Companies, finds out that he may be having an affair with leggy model, Dolly, who is being stalked by her possessive ex-boyfriend, Diesel. Kiran hires a private detective, Nunnu, who secretly loves her, to follow Dolly and Raj around. To pull wool over their eyes, Raj recruits a former waiter, Goverdhan, to pose as Dolly's live-in boyfriend, while an embittered former employee, Mangu, prepares to blackmail Raj. Hilarious chaos results when Raj starts to suspect that Goverdhan and Dolly are having an affair.

The only male child in the family that sired six daughters, Prem has empathy towards the fair sex and decides to assist males to woo women so much so that he becomes popular as the 'Love Guru'. Amongst the men he assists are Bhaskar Chaudhry and Neil Bakshi. Klutz-like Bhaskar has fallen head over heels with his boss, a model and heiress, Priya Jaisingh. A disbelieving Prem refuses to assist him, but subsequently relents. Bhaskar uses his own charm to woo Priya successfully, and is introduced to her dad, Raj. Prem himself falls in love with a widowed single mother, Naina Shahani, a Journalist. Both men are satisfied with her respective lives not knowing that a scandalous secret will surface in the media - changing their lives forever.

Ballu (Sanjay Dutt), a notorious, cunning, and unscrupulous criminal who's wanted by the police for a plethora of murders and thefts. Bright and ambitious Inspector Ram (Jackie Shroff) finally arrests him, only to have Ballu escape right under his nose. So Ram's lovely girlfriend Ganga (Madhuri Dixit) volunteers to go undercover, to trap Ballu and help restore Ram's reputation. Things get more complicated, however, when Ballu falls for her, and she finds that she isn't entirely immune to his charms.