Katy Perry - Firework Joe Maz Remix A new heater from Joe Maz of Discotech. Remixes Katy Perry's latest. This is the first time I have listened to any remix of the song all the way through the first time. If that says anything. Shout out to Beezo. Katy Perry - Firework [Joe Maz Remix] by joemaz Posted on December 23, 2010 by DJ Real Juicy and filed under Dance Tunes and tagged discotech firework joe maz katy perry Remix.