At their concerts the Leszko & Piątek duo performs Marek Grechuta's songs exclusively in their own, intimate arrangements. Recital combines both such classics as Niepewność, or Dni, których nie znamy, replica watches and less known songs, e.g. Nie dotykaj dzikich róż. Apart from the intimate recitals at clubs the duo has in its portfolio concerts with symphonic orchestra. They also play with the band that for ten years formed the core of the Marek Grechuta's band Anawa.
Karolina Leszko is the 1st prize winner in the second edition of the Korowód competition at the Grechuta Festival 2009.
Paweł Piątek is a pianist, arranger and composer, co-operates with many artists, among others with Janusz Radek, Grzegorz Turnau and Jacek Wójcicki. He writes theatre music and runs his own recording studio. For many years replica Patek Philippe he was the pianist in the Anawa band, and from 2008 he has been the music director of the Grechuta Festival.
Artists perform both on large stages and in intimate clubs and theatres. Their repertoire is arranged also for a larger set of instruments.