Listen to Hum To Hai Chui Mui online. Hum To Hai Chui Mui is a Hindi language song and is sung by R.D. Burman and Lata Mangeshkar. Hum To Hai Chui Mui, from the album Agar Tum Na Hote (Original Motion Picture Soundtrack), was released in the year 1983. The duration of the song is 5:28. Download Hindi songs online from JioSaavn.