Billie Eilish Performs ‘When the Party’s Over’ and ‘You Should See Me in a Crown’

Billie Eilish, the 17-year-old phenom, is officially the first artist born in the 2000s to have a No. 1 album. If you can’t get enough of her music (and who can?), check out her amazing live performances of “When the Party’s Over” and “You Should See Me in a Crown” in the SiriusXM studios for Alt Nation.