Billie Eilish and brother Finneas O'Connell paid a visit to an elementary school in Los Angeles and taught kids how to write songs on the latest episode of 'Celebrity Substitute.' ...

Finneas has been a constant throughout sister Billie Eilish’s career, whether it’s them writing songs together or performing them on stage. That’s still mostly true, but they’ve also had ...

Sometimes the most obvious ideas are the best; don’t worry about depth and being clever and just go with the flow, he says.

Here are the lyrics to Billie Eilish's "Birds of a Feather," which finished 2024 as Spotify's most-streamed song of the year.

The record producer, 27, whose full name is Finneas Baird O'Connell, is kicking off his solo ... The older brother of Billie Eilish also revealed the one surprising food that he thinks ...

Growing up in Highland Park, Billie Eilish and Finneas developed the bulk of their creative tendencies while being homeschooled by their parents. With no particular curriculum to follow ...

Nearly a decade into their collaboration, with seven top-10 hits, several Grammys and two Oscars, Billie Eilish and Finneas are still partners, finding new ways of pushing and supporting each other.

It’s as fun as it sounds, especially on the latest episode, featuring Billie Eilish and Finneas. For the episode, Eilish and Finneas were tasked with teaching a class of first-graders to write a ...

In a clip premiering exclusively with PEOPLE on Wednesday, Dec. 18, Billie Eilish and brother Finneas O’Connell appear on the latest episode of Celebrity Substitute — and teach a class of ...