Who'd Have Known sheet music. Arrangement for Guitar and Piano. By Gary Barlow, Greg Kurstin, Jason Orange and Lily Allen
By David Das, Ethan Hulse and Jordan Sapp, for Piano, Guitar and Electric guitar, style Gospel, Rhythm & Blues and Pop
By Heather Sorenson, Robert A. Hobby and Valerie Shields, for Organ and Piano, style Gospel
By Christopher Shiflett, Chris Shiflett and David Grohl, for Electric guitar and Guitar, style Grunge, Post-Grunge and Rock
By Tom Petty and Mike Campbell, for Piano and Guitar, style Folk, American Trad Rock and Rock
By Graham Lyle, Paul McCartney and Jim Diamond, for Organ, Viola and Alto Saxophone, style Adult Alternative, alternative and Britpop
By Nicola Kirkup and Hoagy Carmichael, for Piano and Guitar, style Easy Listening and Jazz