Billie Eilish (born into it)

Parents Maggie Baird & Patrick O'conner (both actors)

https://www.instagram.com/p/BGYaSihK-ya/

https://www.youtube.com/watch?v=LTkr5VN8MB0

>>5420330 Patrick O'Connell oops typo brother Finneas O'connell another actor. All sold their souls