Composed by Katy Perry, Max Martin, Lukasz Gottwald, Bonnie McKee, and Henry Walter. Arranged by Victor López. Jazz Ensemble. Jazz Ensemble; Score. Young Jazz Ensemble. Jazz. Grade 2. 16 pages. Published by Alfred Music

Composed by Katy Perry, Max Martin, Lukasz Gottwald, Bonnie McKee, and Henry Walter. Arranged by Victor López. Jazz Ensemble. Jazz Ensemble; Part(s); Score. Young Jazz Ensemble. Jazz. Grade 2. 98 pages. Published by Alfred Music

(As performed by Katy Perry). Composed by Katy Perry, Max Martin, Lukasz Gottwald, Bonnie McKee, and Henry Walter. Arranged by Todd Parrish. Orchestra. Part(s); Score; String Orchestra. Pop Intermediate String Orchestra. Pop. Grade 3. 152 pages. Published by Alfred Music

(May/June 2013). By Katy Perry and Nikki Yanofsky. By John Jacobson, John Philip Sousa (1854-1932), and Mac Huff. Arranged by Emily Crocker, Janet Day, John Higgins, and Tom Anderson. Student 10Pk. Music Express. Published by Hal Leonard

(As performed by Katy Perry). By Katy Perry, Max Martin, Lukasz Gottwald, Bonnie McKee, and Henry Walter. Arranged by Ralph Ford. Marching Band. Marching Band; Part(s); Score. Mega Sounds for Marching Band. Pop/Rock. Grade 3. Published by Alfred Music

(Pro Vocal Women's Edition Volume 60). By Katy Perry. For Piano/Keyboard, Vocal. Pro Vocal. Softcover with CD. 40 pages. Published by Hal Leonard

By Katy Perry. For Piano/Vocal/Guitar. Piano Vocal. 12 pages. Published by Hal Leonard

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Esther Dean and Sandy Wilhelm. Arranged by Michael J. Glasgow. For handbells. Pop, Secular. Level 3. Handbell part. Published by Hope Publishing Company

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wihelm, and Ester Dean. Arranged by Ben Bram. Choir Secular. SATB choir. Choral Octavo. Pop Choral. 16 pages. Published by Alfred Music

(As recorded by Katy Perry). By Katy Perry, Lukasz Gottwald, Max Martin, and Bonnie McKee. Arranged by Jerry Burns. Marching Band. Marching Band; Part(s); Score. Very Easy Pops for Marching Band. Pop. Grade 1.5. 85 pages. Published by Alfred Music (AP.401

By Katy Perry. Arranged by Mark A. Brymer. For Choral (SSA). Pop Choral Series. 12 pages. Published by Hal Leonard

By Katy Perry. Arranged by Michael Brown. For Marching Band, Pep Band (Score and Parts). Easy Contemporary Marching Band. Grade 2-3. Published by Hal Leonard

By Katy Perry, Max Martin, Lukasz Gottwald, Bonnie McKee, and Henry Walter. Arranged by Alan Billingsley. Choir Secular. 2-Part Choir. Choral Octavo. Pop Choral. 12 pages. Published by Alfred Music

By Katy Perry. Arranged by Larry Moore. For Orchestra, String Orchestra (Score and Parts). Pop Specials for Strings. Grade 3-4. Published by Hal Leonard

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Esther Dean & Sandy Wilhelm. Arranged by Michael Glasgow. For 3-7 octave handbell choir with optional 3-4 octave handchimes and rhythm. Contemporary, Pop. Performance/accompaniment CD. Published by Hope P

(As performed by Katy Perry and Nicki Minaj). Concert Band. Concert Band; Part(s); Score. Pop Young Band. Pop. Grade 2. 264 pages. Published by Alfred Music Publishing

By Katy Perry. For Piano/Keyboard. Easy Piano Personality. Softcover. 64 pages. Published by Hal Leonard

(As recorded by Katy Perry). Arranged by Doug Adams. Marching Band. Marching Band; Part(s); Score. Easy Pops for Marching Band. Rock. Grade 2. 124 pages. Published by Alfred Music Publishing

By Katy Perry, Lukasz Gottwald, Max Martin, Ben Levin, and Bonnie McKee. Arranged by Roland Barrett. Marching Band. Marching Band; Part(s); Score. Premier Series for Marching Band. Pop/Rock. Grade 3. 124 pages. Published by Alfred Music Publishing

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wilhelm, and Ester Dean. Arranged by Todd Parrish. Orchestra. Score; String Orchestra. Pop Beginning String Orchestra. Light Concert; Pop/Rock. Grade 2.5. 16 pages. Published by Alfred Music Publishing

(As performed by Katy Perry on her Teenage Dream album). By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wilhelm, and Ester Dean. Arranged by Michael Story and Michael Story. Concert Band. Concert Band; Part(s); Score. Pop Beginning Band. Pop. Grade 1. 134 pages. …

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wilhelm, and Ester Dean. Arranged by Alan Billingsley. Choir Secular. Women's Choir. Choral Octavo. Pop Choral. 12 pages. Published by Alfred Music Publishing

(As recorded by Katy Perry). By Katy Perry, Lukasz Gottwald, Max Martin, Bonnie McKee, Benny Blanco, and Calvin Broadus. Arranged by Doug Adams. Marching Band. Marching Band; Part(s); Score. Easy Pops for Marching Band. Pop/Rock. Grade 2. 122 pages. Published by Alfred Music Publ…

By Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wilhelm, and Ester Dean. Arranged by Carol Matz. For Piano. This edition: Big Note Piano. Piano Solo - Popular Sheet; Sheet; Solo. Big Note. 8 pages. Published by Alfred Music Publishing