Main Chali Main Chali - Mohammed Rafi & Lata Mangeshkar Superhit Classic Duet - Professor

Movie: Professor (1962),
Singers: Mohammed Rafi, Lata Mangeshkar,
Music: Shankar Jaikishan,
Lyrics: Shailendra,
Cast: Shammi Kapoor, Kalpana,
Director: Lekh Tandon