weerasinghe learnt the basics of music from k.v.s perera kithsiri aluthge. he was able to enter the government music school of sri lanka for further studies in oriental music by mastering sitar. later he joined maestro premasiri khemadasa as a sitar player in his orchestra. weerasinghe became a key sitar player for music concerts of prominent singers in sri lanka such as victor ratnayake's "sa", nanda malini's "shrawana aradhana" and sanath nandasiri's "swarna kundala".