(As performed by Katy Perry). Composed by Katy Perry, Max Martin, Lukasz Gottwal...(+)
(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