Skinny appears on Eilishs most recent LP,Hit Me Hard and Soft, which arrived in May.
She co-wrote and co-produced the 10-track album with Finneas, her frequent collaborator.
The singer is currently out on herHit Me Hard and Soft tour, which kicked off in late September.
Billie EilishKevin Mazur/Getty Images for Liv
Early next year, the singer will head to Australia, followed by Europe in the spring.
