Olivia Rodrigo - Sour: Never More Than One Sharp or Flat! Paperback – 1 July 2021

Olivia Rodrigo - Sour Ukulele Songbook

Taylor Swift – Ukulele Collection | 27 Easy Songs to Strum and Sing | Chords, Lyrics and Melodies for Beginners and Intermediate Players

Billie Eilish for Ukulele – 17 Songs to Strum and Sing | Easy Ukulele Songbook with Lyrics and Easy-to-Read Chords| Hal Leonard Music Book for Fans and Beginners