What We Used To Know sheet music. By Javien Keenan
By Jethro Tull and Ian Anderson, for Flute, Guitar and Electric guitar, style Blues Rock, Folk and Hard Rock
By Elliott Smith, Miklos Nemeth and Steve Morell, for Piano, Ukulele and Guitar, style Folk, Pop Rock and Indie Pop
By Julie Flanders, October Project and Emil Adler, style Stage & Screen
By Andrew Wotman, Andrew Wott and Zac Brown, for Piano, Guitar and Electric guitar, style Pop, Country and Country Pop
By Steve Vai and René Keller, for Synthesizer, Guitar and Bass guitar, style Pop Rock and Rock
By Jack Clement, Dolly Parton and Porter Wagoner, for Piano, Electric guitar and Guitar, style Country, Folk and Country Rock