• 1966 – 1968

    Co-founder of the band Breadwinners (members: Vlado Bielko, Fero Kessler, Tony Šidlík, Kamil Mrva, Peter Líška) with a cover repertoire (Pretty Things, The Rolling Stones, Jimi Hendrix Experience, Small Faces)

  • 1967

    First performances in Trnava, Piešťany, Báhoň, and Trenčín

  • 1969 – 1971

    Member of the band The Breakers (with drummer Tony Šidlík), concerts across Slovakia

  • 1970

    Performance at the Open Air Rock Festival in Vienna

  • 1972

    Instrumental trio Vivat Musica (Tóno Šidlík, Koloman “Cuco” Gajlík); concert at the Fortuna club in Trnava

  • 1973 – 1975

    Performed with Alino Gajlík’s formation at the Krym café in Trnava

  • 1981 – 1982

    Member of the group Pulz, focused on Texas electric blues (with drummer Oto Berežný and bassist Fero Fuňák)

  • 1985

    Founded F. K. Blues Band (later renamed F. K. Band), with various musicians over time including Vlado Machala, Oto Berežný, Pavol Parízek, Peter Stojka, Jožo Šinský, and Bystrík Sorát

  • 1988

    Performed as Fero Kessler Band (Fero Kessler, Oto Berežný, Dušan Strapec); concerts at the club on Kominárska Street in Bratislava, at DK Nivy, and at the Rača Blues festival

  • 1997

    Performed at the Blues Slovakia festival (Trnava) with the band Hard Skull

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