Olympiou also appeared on the album Emeis oi Ellines with the song "Pros rakosillektes kai sinodiporous" and on the Pandelis Thalassinos album Ap' tin Tilo os tin Thraki with four songs.
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Olympiou has also cooperated with other Greek music artists, including Haris Alexiou, Michalis Hatzigiannis, Dimitris Mitropanos, Mimis Plessas, Pandelis Thalassinos and Marios Tokas.
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Olympiou's first album, Ton Mation sou i Kalimera, includes music by Pandelis Thalassinos, Manoli Lidaki, Gerasimos Andreatos.