Piano - Level 3 - Digital Download SKU: A0.1325434 By Billie Eilish. By Billie Eilish O'Connell and Finneas O'Connell. Arranged by Anna Coughlan. 21st Century,Film/TV,Pop,Singer/Songwriter. Score (Chords/Lyrics). 3 pages. Anna Coughlan Music #913662. Published by Anna Coughlan Music (A0.1325434). From the 2023 Barbie film soundtrack, what was I made for was written by Billie Eilish and Finneas O'Connell, and performed by Billie Eilish.  This arrangement is a leadsheet, complete with song lyrics and chords.