A day after endorsing Kamala Harris, Billie Eilish has allowed the Harris-Walz campaign to use her song "When the Party's Over" in a nationwide ad supporting reproduction rights. The "Monster" ad, which began airing Wednesday in battleground states,

The spot, called “Monster,” is focused on reproductive freedom, an issue that Eilish cited in her endorsement video along with Finneas. The ad spot features Hadley Duvall, a Kentucky woman who became pregnant after her stepfather raped her at age 12 after years of sexual abuse.

Hadley Duvall, a 22-year-old abortion rights activist who tells her brutal incest story with calm and candor as part of her advocacy, takes center stage again in a powerful new one-minute campaign ad