"The worst thing you could call somebody back then was a rockstar," he says in an all-new episode of Audible Original's Words + Music, titled Billie ... Idiot and 21st Century Breakdown in 2005 ...

With an epic surprise collaboration — two Billies: Billie Joe Armstrong and Billie Eilish ... "Last Night on Earth" from 2009's 21st Century Breakdown. The song took on a new meaning as Eilish ...