Original: Firework. Firework composed by Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wihelm, and Ester Dean. Choir sheet music. Pop.
Traducere: Foc de artificii. Foc de artificii compusă de Katy Perry, Mikkel Eriksen, Tor Erik Hermansen, Sandy Wihelm, și Ester Dean. SATB cor.