U2, whose members include Bono and the Edge, committed during the event to donating $1 million to the relief efforts. Steve Ballmer, former Microsoft CEO and current owner of the Los Angeles Clippers, and his wife, Connie, also pledged to match that donation and all donations made during the live broadcast of FireAid.

Billie Eilish made a surprise appearance on stage with Green Day on Thursday to kick off one of two star-studded concerts in Los Angeles put together to raise funds for people affected by deadly wildfires in California this month.

The FireAid concert witnessed some mic-dropping performances from a dazzling array of music legends and A-list performers including Katy Perry, Lady Gaga, P!nk, Rod Stewart, Billie Eilish, and Nirvana.