Written-By – Carly Rae Jepsen, Josh Ramsay, Tavish Crowe

Written-By – Dieter Bohlen

Written-By – Bonnie McKee, Katy Perry, Lukasz Gottwald, Max Martin

Written-By – Justin Bieber, Mason Levy, Matthew Musto, Mike Posner

Featuring – PitbullWritten-By – Al Junior, Armando Perez, Bilal "The Chief" Hajji*, Jimmy Joker, Pitbull, RedOne

Featuring – RameezWritten-By – Alvin J. Fields*, Axel Konrad, Chima Rameez Okpalaugo, Michael James Sager*

Featuring – Evelyn , Patrick Miller Written-By – Evelyn Zangger, Michael Kull, Patrick Miller

Written-By – DJ Chino*, Don Cali, Itchyban, Johnny Strange , Krutsch, Larsito, Mr. Reedoo, Simon Müller-Lerch

Written-By – Benjamin Levin, Jason Jigzagula Henriques*, Sean Henriques, Shellback

Written-By – Jacob Luttrell, Jason Desrouleaux, Julian Bunetta, Krasimir Kyurkdjiyski, Lauren Christy, Folksong Thrace*, Shope Trad*

Featuring – SiaWritten-By – Axwell, Ben Maddahi, Jacob Luttrell, M. Cooper*, Pierre-Antoine Melki, R. Judrin*, Sia Furler, T. Dillard*

Written-By – Conor Maynard, Joe Dyer, Jon Mills, Kurtis Mckenzie, Sophie Stern, The Invisible Men

Written-By – Carl Falk , Rami Yacoub, Savan Kotecha

Written-By – Niklas Jarl, Sharon Vaughan*

Written-By – Amund Bjorklund*, Espen Lind, Pat Monahan

Written-By – Björn Dixgård, Gustaf Norén

Written-By – Alex Clare , Jim Duguid

Written-By – Ari Levine, Bruno Mars, Philip Lawrence*

Written-By – Matthias Hass*, Ulrich Wehner

Written-By – Jamie Cullum, Steve Robson, Wayne Hector

Written-By – Dirk Riegner, Lothar Manteuffel, Peter Heppner