BitterSweet Festival takes place in Poznan, Poland from August 13-16, 2026, featuring a diverse lineup spanning pop, electronic, indie pop, rock, and house music. The festival headlines major international acts including Lorde, Gorillaz, Twenty One Pilots, and Robbie Williams, alongside electronic music stars Paul Kalkbrenner, Major Lazer, and Alok. Additional notable performers include Charlotte Cardin, Meute, Ashnikko, Jessie J, Rita Ora, and Faithless, creating a 21-artist roster that draws talent from across New Zealand, Canada, the UK, US, Germany, Brazil, and Australia. This four-day music festival offers attendees a comprehensive mix of mainstream pop hits, cutting-edge electronic beats, and indie rock performances.

BitterSweet Festival is a national four-day standalone music festival.