Listen to Chandra Rashmithaan - Happy online. Chandra Rashmithaan - Happy is a Malayalam language song and is sung by P. Susheela and M.K. Arjunan. Chandra Rashmithaan - Happy, from the album Anweshanam, was released in the year 1972. The duration of the song is 3:17. Download Malayalam songs online from JioSaavn.