Classic is a Polish band that plays light, dance-based pop music-- known as 'disco polo' in Poland. It has gone through numerous personnel changes, with frontman Robert Klatt being the only constant. Their best known hit is "Hej Czy Ty Wiesz" (in English: "Hey, Do You Know"). Then band members Robert Klatt, Jacek Ambroziaki, and Waldemar Kiełbasiński founded the group in 1992 in Iłowa. After playing to local acclaim, Classic broke into the Polish mainstream with their 1994 album 'Jolka Jolka' (In English: 'Jolly, Jolly').