Billie Eilish Celebrates First Arena Show in Over a Year at iHeartRadio Festival: ‘Let’s Have Fun!’

Watch Billie Eilish Perform to Packed Arena at iHeartRadio Festival

Billie Eilish belts out her tunes at the 2021 iHeartRadio Music Festival

Billie Eilish Performs with Brother Finneas at iHeartRadio Music Festival 2021 Night 2!