TGBB Fest 2026: the "They're Gonna Be Big" Festival at Supersonic

The They're Gonna Be Big (TGBB Fest) festival is returning to Supersonic and the surrounding area, offering audiences the chance to discover 21 international bands performing in Paris for the very first time

Following the Block Party in May and Restons Sérieux in July, Supersonic will host the third edition of the TGBB Fest (They’re Gonna Be Big Festival) from October 27 to 29, 2026. This unique festival showcases the cream of the international independent and alternative music scene. The concept: to introduce the Parisian public to 21 bands from around the world performing in Paris for the very first time, amid the electric atmosphere of the Bastille neighborhood. Over three nights, attendees will have the chance to spot the future big names in rock, post-punk, art rock, garage, and psychedelic music before they go on to fill the biggest venues.