Artist: Hurra, śpiewamy - Producer: Kai Hohage - Producer: Ferid Lakhdar - Mixer: Ferid Lakhdar - Recording Engineer: Ferid Lakhdar - Mastering Engineer: Ferid Lakhdar - Vocals: Ferid Lakhdar - Vocals: Kamil Lakhdar - Vocals: Iga Mikiewicz - Vocals: Katarzyna Rodowicz