Listen to Alternative Theme online. Alternative Theme is a Sinhalese language song and is sung by Dewmini Fernando, Thrishala Wijesinghe, Banuka Senevirathna, Dinith Ridmika and Nishami Nishara. Alternative Theme, from the album Ho Gana Pokuna, was released in the year 2015. The duration of the song is 2:02. Download Sinhalese songs online from JioSaavn.