Listen to Sumangalitha Ratri online. Sumangalitha Ratri is a Malayalam language song and is sung by K.J. Yesudas. Sumangalitha Ratri, from the album K.J. Yesudas Revival Hits,Vol. 7, was released in the year 2001. The duration of the song is 3:23. Download Malayalam songs online from JioSaavn.