Listen to BIDU KOPA online. BIDU KOPA is a Kannada language song and is sung by Vani Jairam and S. P. Balasubrahmanyam. BIDU KOPA, from the album PREMA YUDDHA (Original Motion Soundtrack), was released in the year 1983. The duration of the song is 4:35. Download Kannada songs online from JioSaavn.