Even though his parents forced him to do medicine, his passion was towards music grew since his child age. During school times, he became a regular member in the school choir and works at several school concerts. At the age of 12 under the guidance of
Premakeerthi de Alwis, he created a melody for his father to sing in ‘Aradhana Swara Dehena’ radio program. Meanwhile, he played
Melodica for the two songs,
Thani Wennata Mage Lowe and
Thuru Lapalu Lathawo in the SA concert. After school, Jayantha lead the band 'Rajantha Miyasiya'. After few years, he joined 'Shakthi' band which later became 'Siha Shakthi'. During this period, he associated with renowned musicians such as Ananda Perera, Anthony Surendra, Sangeeth Wickramasinghe and Jayantha Gallage. He served as the keyboard player in the Sihashakthi band for many years and made the popular songs
Oraire,
Nilambare Sudu Paravi,
Parasidu Karaliyadda,
Sanda Muwawela and
Sriya Manamath Vee. Meanwhile, he became a usual member of his father's SA Concert. The song
Podi Kumarihamiye was sung at the concert with just two musical instruments,
Tabla and Harmonium. In that song, Jayantha became the successor to Alien de Zoysa to play the Harmonium. Later, he became the event manager and overall music director of SA concert. On 7 April 2019, a musical concert was held at the RIT Alles Auditorium, DS Senanayake College to contribute towards medical expenditure for his cancer treatment. ==References==