Listen to Dekha Holo Kon Lagane online. Dekha Holo Kon Lagane is a Bengali language song and is sung by Kamal Dasgupta and Robin Majumdar. Dekha Holo Kon Lagane, from the album Mor Prem Gaan, was released in the year 1941. The duration of the song is 2:53. Download Bengali songs online from JioSaavn.