Swedish House Mafia debuted their new collaboration 'Happiness Is So Sad' with Lykke Li during their Ushuaïa Ibiza residency, with the track set for release on 31 July. The group also announced a football-themed music release and World Cup-inspired merchandise, while confirming their performance at the 2026 Portola Music Festival alongside Robyn, DOG BLOOD, and other major acts.