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

Katy Perry’s onstage costumes are a masterclass in camp. Since popping off in 2008, she’s worn the most whimsical pieces, ...

Dozens of A-list artists came together to raise funds for L.A. wildfire recovery efforts. The six-hour benefit is available to stream on multiple platforms.