His popularity began to increase and he had a productive collaboration with some of the most famous Greek composers of the period - Manos Loizos, Stavros Kougioumtzis, Giorgos Katsaros, Mimis Plessas, Giannis Spanos, and Tolis Voskopoulos.
Giorgos Theofanous | Giorgos Katsaros | Giorgos Seferis | Giorgos Alkaios | Giorgos Tsalikis | Giorgos Koudas | Giorgos Catsadorakis | Giorgos Markopoulos | Giorgos Karadimos |
In O Tetraperatos ("The Cunning") with Kostas Chatzichristos he sang "In Piraeus, in Piraeus" by Giorgos Katsaros, and in the romantic comedy Tzeni-Tzeni he and Tzeni Karezi performed a song by Giannis Markopoulos.
# "Krasi, thalassa ke t' agori mou" - (Giorgos Katsaros-Pythagoras) - 3:01 - (Greek: Κρασί, θάλασσα και τ' αγόρι μου) - (ESC 1974 Greek entry)