"Zise Ti Zoi" is a single by popular Greek singer Sakis Rouvas from the Alter Ego original soundtrack, released on 28 May 2007 in Greece and Cyprus by Minos EMI.

The song "Zise Ti Zoi" was composed as the theme to the Greek film Alter Ego that was released on 10 May 2007 and starred Sakis Rouvas.

The song was composed by Antonis Vardis, while the lyrics were written by Vasilis Giannopoulos.

Two of the songs are duets with Doretta Papadimitriou who played Nefeli in the film, opposite Rouvas.

CD single iTunes release The music video was directed by production company White Room.