Tie Break is a successful and "significant"[1] Polish jazz rock group, formed in Częstochowa in 1977.[2] The group was formed by guitarist Janusz Iwański and the bassist Krzysztof Majchrzak,[3] and was soon joined by flute player Grzegorz Chmieleck.[4] The current lineup includes Janusz Iwański, Marcin Pospieszalski, Antoni Gralak and Mateusz Pospieszalski.[5] The group has performed at notable venues such as the Jazz Jamboree.