Today Green Day posted this message on their official Facebook wall.
This is what Billie Joe said at the iHeart Music Festival.
And this is what Billie Joe did at the iHeart Music Festival.
PREVIOUSLY: Green Day's Billie Joe Armstong Has Epic Onstage Meltdown
buzzfeed.com
Watch as he absolutely tears into the people running the iHeart Radio Festival when they tell him to wrap their set to make time for Usher.