Listen to Dekha Ek Khwab - I online. Dekha Ek Khwab - I is a Hindi language song and is sung by Lata Mangeshkar and Kishore Kumar. Dekha Ek Khwab - I, from the album Silsila, was released in the year 1981. The duration of the song is 1:26. Download Hindi songs online from JioSaavn.