[1] An A-grade singer with a career spanned more than three decades, Abeywardena made a vital contribution to the music field of Sri Lanka.
When the job became a barrier to the singing career, he left the army and joined the Paddy Marketing Board as a technical officer.
[5] He met Niranjala while singing in for Sri Lanka Broadcasting Corporation’s (SLBC) "Upuli" album.
On 29 January 1963, he passed the singing examination conducted by Navaka Mandala program under the guidance of Amara Bandu Rupasinghe and Elmo Fernando.
[15] Since then, he voiced several popular songs for the lyrics made by Sunil Ariyaratne, Ajantha Ranasinghe and Premakeerthi de Alwis.
In the same year, he sang the popular duet "Bonda Meedum Kanduralle" with Sujatha Aththanayaka for the film Duhulu Malak.
[16] Some of his other popular hits include: "Anurādhapuraya Obayi", "Man Næthidā Mē Raṭa", "Avasan Husma Poda", "Bhavayen Bhavē", "Oba Maṭa Mal Kækulaki" (with Nanda Malini), "Malavungē Nagarayē" (with Nalani Ranasinghe), "Vælibath Ivvā Matakayi" (with Indrani Perera), "Nohan̆ḍan Sūriya Kānthā" (with Indrani Bogoda), "Kumbuke Liden" (with Nirmala Ranatunga), and "Kīra Palā Dalu" (with Chandrika Siriwardena).
[4] To commemorate the 66th birth anniversary of the Abeywardena Balasooriya, a musical show titled "Thun Path Rata" was held on 9 March 2011 at 6 pm at John de Silva theatre.
[21] During the show, a CD comprises 20 tracks, titled "Apa Gayu Prem Ge Gee" sung Abeywardena-Niranjala was launched.
[13] On 12 July 2013, the patriotic song series sung by the Abeywardena and Niranjala was released under the name "Ran Divaina" at 4.00 pm at the Sri Lanka Foundation Institute.