Kortez is a Polish vocalist, composer, pianist, guitarist and trombonist. The artist's upcoming 20 concerts are part of his summer Holiday Tour. Kortez will be performing such songs as: Boomerang, My Home and his new song Perfect Day.  The artist will be accompanied by his band that includes Jacek Lachowicz, Krzysztof Domański, Lesław Matecki, Robert Kretzschmar.