Niall Horan continues to expand his musical reach with his 'Dinner Party' tour, where fans help shape the setlist, and his successful collaboration with Thomas Rhett, including a co-headlining tour and a Grand Ole Opry debut. His latest album, 'Dinner Party,' has topped both the U.S. Top Album Sales and U.K. Albums charts, marking his fourth and third No. 1s respectively, while also earning acclaim for its introspective and experimental style.