Koza Mostra is a music band formed in Greece. It consists of Elias Kozas (vocals), Alexis Arhontis (drums), Stelios Siomos (guitar), Dimitris Christonis (bass guitar), Christos Kalaintzopoulos (accordion) and Vasilis Nalmpantis (trumpet). They will represent Greece in the Eurovision Song Contest 2013 with Agathonas Iakovidis and the song "Alcohol Is Free".