Published on Mar 1, 2017 br Enjoy this 90's Best Duet Song Didi Tera Devar Deewana sung by Lata Mangeshkar and S. P. Balasubrahmanyam from the blockbuster movie Hum Aapke Hain Koun. br br Movie: Hum Aapke Hain Koun (1994), br Singers: Lata Mangeshkar, S. P. Balasubrahmanyam br Music: Raamlaxman br Lyrics: Dev Kohli br Cast: Salman Khan, Madhuri Dixit br Director: Sooraj R.