Sebastian Schwaiger

The Glee version of Katy Perry's Teenage Dream set a single-day sales record for its iTunes debut, soaring up the charts with its insistent rhythmic drive and smooth vocals and capturing all the drama...

Katy Perry's 2010 pop hit exploded up the charts and has shown incredible staying power with its inspirational message of everyone's intrinsic worth. A wonderful showcase for pop and show groups of al...

Katy Perry's 2010 pop hit exploded up the charts and has shown incredible staying power with its inspirational message of everyone's intrinsic worth. A wonderful showcase for pop and show groups of al...

This single by Katy Perry was written for the 2016 NBC Olympics coverage in Rio de Janeiro, with an epic sound inspiring us to come together with the resolve to be the best we can be. A fabulous messa...

Katy Perry's 2013 pop hit soared up the charts, achieving #1 on the Hot 100 with an affirming message of strength and inspiration. Showcase your pop group with this fantastic confidence builder! Avail...

Katy Perry's remarkable music career continues to flourish with hit after hit! This X-minute mini-medley for treble choirs includes three of her amazing chart-toppers: Dark Horse, Firework, Roar.