Bille Joe Armstrong said it was an honor to "share the stage" with Billie Eilish at the FireAid benefit concert, which is expected to raise over $100 million in donations.

Armstrong told the outlet. “And then so she sent me a bunch of merch that had ‘Billie’ on it, and I was like, ‘Yes!'” He continued: “I saw her play a couple of times and she was ...