On 2026-06-28, Calvin Harris will transform the historic grounds of Malahide Castle in Co. Dublin into an electrifying open-air stage for a summer concert that blends stadium-sized production with the intimate charm of the castle's walled gardens. As twilight falls and the ancient stone silhouette meets pulsing LED lights, fans will dance beneath stars to Harris's catalog of chart-topping hits and euphoric new mixes, while booming basslines and cascading synths ripple across the lawn. Expect immersive visuals, surprise appearances, and a production scale built for headline energy, complemented by local food vendors and a festival atmosphere that carries out along the seaside breeze. With capacity limited by the site and demand high, tickets are sure to move fast, so fans planning to attend should secure their tickets early to guarantee a spot at one of Co. Dublin's most anticipated summer nights.