After a fantastic 2026 edition, Heavy Week-end returns to Nancy Open Air, promising heavy metal and hard rock fans a fourth edition every bit as spectacular and thrilling as the last. Join us on Friday, June 4, Saturday, June 5 and Sunday, June 6, 2027, in the Grand Est region, for three more explosive days. On the bill: German band Helloween, American band Falling In Reverse, as well as Marilyn Manson, Amon Amarth, Fit For A King and Slash featuring Myles Kennedy and The Conspirators!