The Main Square festival is set to return to northern France in summer 2027, expanding for three more festive days to be held Friday, July 2, Saturday, July 3, and Sunday, July 4 at the Citadelle d'Arras. After naming French electronic star David Guetta, the British rock band Muse, and American singer Sombr, the festival now confirms Belgian artist Angèle will join the lineup!