And while Finneas (born Finneas O'Connell) says that "the good outweighs ... says he recently read Dave Grohl's memoir The Storyteller, and related to the rocker's feelings of living in relative ...

Dave Matthews and John Mayer are set to perform ... Billie Eilish and her brother, Finneas; Katy Perry; Gracie Abrams; Green Day; Gwen Stefani; Jelly Roll; Lil Baby; Pink; Stephen Stills; Stevie ...

Let’s kick of with a look at that (current) line-up in full: Billie Eilish and Finneas, Dave Matthews and John Mayer (appearing together), Earth Wind & Fire, Gracie Abrams, Green Day ...