The biggest city event, which are "Days of Ostróda" will take place on August 5-7. The stars of this year's edition of the Ostróda Days will be: August 6 - Roksana Węgiel; Slawomir August 5 - a volcano of laughter, i.e. Polish Cabaret Night 2023, including: Cabaret Ani Mru Mru - for the first time in the Polish Cabaret Night, Kabaret Nowaki, Kabaret Skeczów Męczeniach, Kabaret Paranienormalni, Kabaret K2, Szymon Łątkowski, Kabaret Smile led by the incomparable Bartosz Klauzinski. August 7 - Apple Blossom, Grzegporz Turnau