Dhadkan is about Anjali (Shilpa Shetty) who is a girl that hails from an extremely rich and influential family. Her father Mr. Chauhan (Kiran Kumar) is a renowned businessman and has many dreams for his daughter. But Anjali is in love with Dev (Sunil Shetty) who is very poor & often cannot even afford to clothe himself properly. Dev also loves Anjali, wants to marry her so has to meet her father.
When a street-smart FBI agent is sent to Georgia to protect a beautiful single mother and her son from an escaped convict, he is forced to impersonate a crass Southern granny known as Big Momma in order to remain incognito.
Gracie Hart is a tough-as-nails FBI officer. When her office receives a letter from a terrorist going by the alias "The Citizen", they figure out that he's planning his next act at the Miss America beauty pageant.