Munna Bhai falls in love with voice of the Radio Jockey Jahnvi. He is finally given the chance to meet her when the radio station announces a trivia contest concerning the life and beliefs of Mahatma Gandhi. He formulates a clever scheme and wins the contest. However, in the process Jahnvi is led to believe that Munna Bhai is a professor of history and subsequently asks him to present a lecture on Gandhi to the community of senior citizens. As he tries to sort out his minor entanglement, the most unusual thing occurs.