Instagram/Alesso & The Chainsmokers Music ULTRA Beach Gold Coast 2026 lineup revealed! Alesso headlines with The Chainsmokers. Two stages for the first time. April 12, Broadwater Parklands. March 23, 2026 AceShowbiz - ULTRA Worldwide has unveiled the complete lineup for the highly anticipated ULTRA Beach Gold Coast 2026, set to take place on April 12 at Broadwater Parklands in Queensland, Australia. The upcoming festival marks the third edition of this vibrant beachside event and promises to be the most expansive yet.