The first day of Primavera Sound Porto was headlined by Northern Irish band Kneecap, drawing significant attention from attendees. Their performance blurred the lines between a political rally and a music festival, captivating the audience. The event also featured performances from Nation of Language, Ethel Cain, and Big Thief, contributing to a diverse opening lineup. Kneecap’s set was particularly notable for its energetic and unconventional approach. The festival continues with a range of international artists. The event showcased a strong international presence, attracting music fans from various backgrounds. Overall, the opening day was considered a success, setting a positive tone for the remainder of the festival.