Billie Joe Armstrong donned a Brat hat, and Tré Cool responded to Charli’s “Miss Should Be Headliner” sash with a toilet-paper sash of his own As Charli was second-billed on the festival ...

Credit: Monica Schipper/Getty Images) Green Day received a star on the Hollywood Walk of Fame today, May 1, as Billie Joe Armstrong reflected back on his band's unexpected launch to superstardom ...