Nocny Kochanek ( NIGHT MISTRESS )– a Polish heavy metal band known for their specific and humorous lyrics. They recorded two albums: „Hewi Metal” (2015) and „Zdrajcy Metalu” (2017). According to OLiS (Official Sales Chart in Poland) the latter was the 2nd best selling album in Poland, a week after it had been released, exceeding for exapmle, Metallica’s newest album. „Zdrajcy Metalu” has been on the Chart for 9 weeks. Nocny Kochanek sell out concert tickets in the biggest music clubs in Poland, like Kwadrat (Cracow), Ucho (Gdynia) or Zaklete Rewiry (Wroclaw). Out of 33 shows in spring, 11 were sold out. Nocny Kochanek played two times at Woodstock Festival in Poland, in 2014 and 2016.