Piano/Vocal/Chords - Digital Download SKU: AX.00-XS-0000116 By Katy Perry. By Christopher Stewart, Katy Perry, Monte Neuble, and Stacy Barthe. Pop/Rock. 5 pages. Alfred Music - Digital Sheet Music #00-XS-0000116. Published by Alfred Music - Digital Sheet Music (AX.00-XS-0000116). ISBN 9780739075944. UPC: 038081408286.Titles: Teenage Dream * Last Friday Night (T.G.I.F.) * California Gurls Feat. Snoop Dogg * Firework * Peacock * Circle the Drain * The One That Got Away * E.T. * Who Am I Living For? * Pearl * Hummingbird Heartbeat * Not Like the Movies.