JENNIE Headlines the 2026 Open’er Festival in Poland

More Photos Videos It was a special edition. Open’er rocked with JENNIE!@jennierubyjane @MiastoGdynia #JENNIE #opener2026 pic.twitter.com/ZzWcrau58Y — Open'er Festival (@opener_festival) July 5, 2026 Thank you Open’er for an unforgettable night. 💙#JENNIE #제니 #OA pic.twitter.com/4tphoXjAfE — OA (@oddatelier) July 5, 2026 Open’er 2026 On Repeat! Let’s rock wi