Unnidathil Ennai Koduthen

Unnidathil Ennai Koduthen English I gave myself to you is a 1998 Tamil film directed by Vikraman, starring Karthik and Roja in the lead roles, with Ajith Kumar in a guest appearance. Ramesh Khanna, Moulee and Madhan Bob played other supporting roles. The film went on to win critical acclaim and was declared a commercially successful venture at the box office.

After having a successful 1996 with the success of the Karthik starrer Gokulathil Seethai, Lakshmi Movie Makers began their sixth production and launched a film with director Vikraman in February 1997. The film was titled Unnidathil Ennai Koduthen and was set to feature Vijay in the lead role, but production delays meant that the actor was replaced by Karthik. Meena also revealed that she had to reject an offer to star in the leading female role due to date problems. Actress Swathi was initially approached to appear in a single song sequence for the film, but her refusal led to Anusha being chosen.Ajith Kumar later revealed that his role in the film was initially supposed to be a full length role but the character underwent changes after the film started. He continued to play his part in the film due to his admiration for coactor, Karthik. The success of Unnidathil Ennai Koduthen, later led to Karthik making a guest appearance in the Ajithstarrer Anantha Poongathe. ........

Source: Wikipedia