Minnale (2001)

Rajesh (Madhavan) is a college hoodlum who has his first crush on Reena Joseph (Reema Sen), who unfortunately, is engaged to be married to Rajiv, an Indian engineer settled abroad. In an effort to gain her heart, Rajesh impersonates Rajiv and gets close to Reena, aided by his grandfather (Nagesh) and his crooked sidekick (Vivek). However, the real Rajiv shows up, bringing a shocking end to Reena's romantic interlude.