Movie Summary Thiruvilaiyadal is a 1965 Tamil mythological film depicting several divine sports of Lord Shiva, with a central plot involving the rivalry between the saint-poet Dharumi and the musician Hemanatha Bhagavathar.

Song Credits - Film: Thiruvilaiyadal (1965) - Song: Vaasi Vaasi - Lyricist: Kannadasan - Music Director: K. V. Mahadevan - Singers: T. M. Soundararajan, P. Susheela - Label: Saregama

Musical Style Carnatic classical-based film song with dramatic, theatrical orchestration.

Raga Details - Raga: Kalyani

Key Artists Involved - Actor(s): Sivaji Ganesan (as Hemanatha Bhagavathar), others in the sequence - Playback: T. M. Soundararajan, P. Susheela - Composer: K. V. Mahadevan

Awards & Recognition - The film Thiruvilaiyadal won the National Film Award for Best Feature Film in Tamil (1965). - K. V. Mahadevan's music, including this song, is widely regarded as a landmark in Tamil film music.

Scene Context The song is part of a musical contest sequence in the film, where Hemanatha Bhagavathar (Sivaji Ganesan) performs with his ensemble, showcasing his musical prowess in a theatrical competition setting, often associated with the court of the Pandya king.