Hours after she joined Green Day to kick off FireAid, Billie Eilish returned with brother Finneas ... who had to bow out at the 11 th hour due to a family emergency. But John Mayer, looking as boyish ...

Hours after she joined Green Day to kick off FireAid, Billie Eilish returned with brother ... the 11 th hour due to a family emergency. But John Mayer, looking as boyish as his “Room for Squares ...

Billie Eilish, Dr. Dre, Stevie Wonder, Green Day, Joni Mitchell, No Doubt and the remaining members of Nirvana all performed.

There were moments during Thursday night's epic FireAid concert/webcast that got off-point from the otherwise prevalent "We love L.A." theme. Even several states' worth of off-point. Like, for ...

Bille Joe Armstrong said it was an honor to "share the stage" with Billie Eilish at the FireAid benefit concert, which is ...

Billie Eilish attended the Grammy Awards Sunday where she is nominated in seven categories including album of the year.