Swedish House Mafia is launching a series of high-profile events in 2026, including a Ushuaïa Ibiza residency featuring a debut performance of their new collaboration with Lykke Li, 'Happiness Is So Sad,' set for release on 31 July. The group is also headlining the Portola Music Festival in San Francisco and will livestream the World Cup Final during their residency, accompanied by a football-themed merchandise line and a teased new track titled 'Ibithaaa.'