Book: "Kalifornia Blu" by Kendall Shaffer. JasperLark Press. ISBN: 978-1939980021 Credited as Billie O'Connell, appears as the voice of the main character Kalifornia Blu in the video trailer of the book. The song "Superhero" is performed by her brother Finneas with his band The Slightlys and her mom Maggie Baird appears as the character The Judge.
On February 9, 2020, she performed at the Academy Awards during the In Memoriam sequence with a song "Yesterday" along with her elder brother Finneas O'Connell.
