Mark your calendars and grab your ripped jeans, because the 2026 iHeartRadio ALTer EGO Festival is shaping up to be the ultimate alt-rock reunion of the decade. With Green Day, Twenty One Pilots, and Cage the Elephant leading the lineup, this isn’t just another music festival—it’s a sonic explosion of rebellion, nostalgia, and pure adrenaline.
Green Day, the punk-rock legends who gave the world American Idiot and Boulevard of Broken Dreams, are returning to the stage just in time to remind everyone why they still own the genre. Expect Billie Joe Armstrong’s signature snarl, thundering riffs, and enough middle fingers to fuel a generation’s angst all over again. Whether they’re playing their classics or teasing new material, Green Day’s live set is guaranteed chaos—in the best possible way.
Then there’s Twenty One Pilots, the alt-pop duo that redefined modern rock with their genre-blending anthems. Tyler Joseph and Josh Dun are bringing their signature mix of emotional intensity, theatrical flair, and pulsating beats that turn every crowd into a collective scream-along. Fans can expect everything from Stressed Out to Heathens—and probably a few surprises that will break the internet mid-performance.
And just when you think the night couldn’t get any louder, Cage the Elephant crashes in with their unfiltered energy and southern-grunge swagger. Known for wild stage antics and hits like Ain’t No Rest for the Wicked and Cigarette Daydreams, the band promises the kind of chaos that leaves your voice gone and your soul buzzing.
But it’s not just about the headliners. ALTer EGO has always been where legends and rising stars collide. The 2026 edition is expected to feature a mix of fresh indie faces, cult favorites, and collaborations fans will be talking about for months.
Set to take place at the Kia Forum in Los Angeles, the festival will once again be broadcast nationwide, so even fans miles away can crank the volume and join the madness. Between the mosh pits, the lights, and the nostalgia overload, this event is gearing up to be the night for alt-rock lovers everywhere.
In short: three powerhouse acts. One massive stage. Infinite energy. The 2026 iHeartRadio ALTer EGO Festival isn’t just a concert—it’s a rebellion reborn, and every true rocker will want to be front row when it goes down.