[4] He shaped Greek rock music in the late '60s along with groups such as Socrates Drank the Conium, Peloma Bokiou, Nostradamos and Hexadactylos.
[11] His anti-war protest song Anthrope Αgapa (Humankind Love Each Other) as a member of Poll along with his solo albums Astroneira and Kyries kai Kyrioi were among the biggest hits of the '70s in Greece.
Tournas managed to finish high school and in his spare time he used to study playing the guitar which he received as present from his mother.
[12][15] After returning from the army, Tournas founded Poll, one of the first rock groups of Greece, along with his childhood friend Robert Williams and Stavros Logarides.
In a concert with Poll, in their first ever photographic event, at the Pedion tou Areos Tournas played guitar, sitar, flute and the piano.
[1] Other hits from the same album included Poll Means Love, Έλα Ήλιε μου (Come My Sun), Στην Πηγή μια Κοπέλα (A Girl at the Fountain), Αετοί (Eagles) and Η Γενιά μας (Our Generation).
On the 40th anniversary of the album, Tournas performed a concert featuring the work with the participation of the Orchestra of Modern Music of ERT under the direction of Stathis Soulis at the theatre of the cultural centre Hellenic World.
[10] He participated in the rock opera Trojan War composed by Yannis Petritsis along with Robert Williams and other Greek stars such as Marina, Giorgos Moutsios and Charlie.
[12][19] In 1973, Tournas along with Greek rock-pop idols Elpida, Marina, and Robert Williams gave a performance at the Open-Air Theatre in Cyprus which attracted thousands.