Eilish sang a stripped-down version of the Hit Me Hard and Soft ballad, accompanied by her brother Finneas on acoustic guitar ...

a Billie Eilish-approved lip-stain trick that the star swears by for a plumper-looking pout — with video evidence to prove it. ICYMI: back in December of last year, the musician took to TikTok ...

Fans can tune in to the 2025 iHeartRadio Music Awards on Monday, March 17 on FOX from 8:00-10:00pm ET live/PT tape-delayed.