Mixed By – Serban GheneaProducer – John Ryan , Julian Bunetta, Matt Rad*Written-By – Ed Drewett, John Ryan , Julian Bunetta, Wayne Hector

Mixed By – Joe ZookProducer – John Ryan , Julian BunettaWritten-By – Harry Styles, Jamie Scott, John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson, Niall Horan, Zayn Malik*

Mixed By – Joe ZookProducer – John Ryan , Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson

Mixed By – Joe ZookProducer – John Ryan , Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson

Mixed By – Ash HowesProducer – John Ryan , Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta

Mixed By – Ash HowesProducer – Danny Jones , Dougie Poynter, Tom Fletcher Written-By – Danny Jones , Dougie Poynter, Niall Horan, Tom Fletcher

Mixed By – Ash HowesProducer – John Ryan , Julian BunettaWritten-By – Jamie Scott, John Ryan , Julian Bunetta, Louis Tomlinson

Mixed By – Serban GheneaProducer – Carl Falk Written-By – Carl Falk , Harry Styles, Savan Kotecha

Mixed By – Joe ZookProducer – Ryan TedderWritten-By – Harry Styles, Liam Payne, Louis Tomlinson, Ryan Tedder

Mixed By – Joe ZookProducer – John Ryan , Julian Bunetta, Teddy GeigerWritten-By – John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson, John Theodore Geiger*

Mixed By – Joe ZookProducer – Jamie Scott, Toby SmithWritten-By – Jamie Scott, Liam Payne, Louis Tomlinson, Toby Smith

Mixed By – Mark "Spike" Stent*Producer – Jacknife LeeWritten-By – Gary Lightbody, Harry Styles, Jacknife Lee

Mixed By – Joe ZookProducer – John Ryan , Julian BunettaWritten-By – Ed Drewett, John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson, Wayne Hector

Mixed By – Ash HowesProducer – John Ryan , Julian BunettaWritten-By – John Ryan , Julian Bunetta, Liam Payne, Louis Tomlinson