What is "vassilikos"

Vassilikos (full name: Vassilikos Sakkas) is best known as the frontman/singer of the Greek indie/pop-rock band Raining Pleasure. Vassilikos has released 7 albums with Raining Pleasure of which he is the composer, singer, bassist/guitarist and lyricist. 2 of the band's 3 albums that were released from a major label (EMI Greece) achieved Gold sales, and Vassilikos and his band have toured not only Greece but also Germany, Turkey and Romania participating in European Festivals such as Rock n’ Coke and Hurricane and sharing the stage with bands and artists such as Pixies, The Cure, Pearl Jam, Kasabian, Arcade Fire and many more.