Listen to Sandun Gase online. Sandun Gase is a Sinhalese language song and is sung by W. D. Amaradeva and Mallika Kahawita. Sandun Gase, from the album Sivu Sith Gee - Best Love Duets, Vol. 3, was released in the year 2004. The duration of the song is 3:44. Download Sinhalese songs online from JioSaavn.