Billie Eilish gets annoyed when her brother puts his dirty shoes near her face. An expert says there are pros and cons to working with siblings.

Tech Insider
Finneas O'Connell and Billie Eilish posing with their Oscar awards
Finneas O'Connell and Billie Eilish have won many awards — including Best Original Song for "What Was I Made For?" at the 2024 Academy Awards.

Rodin Eckenroth/ Getty Images

Subscribe to finneas-oconnell