Writer: Tom Barnes, Perrie Edwards, Jesy Nelson, Leigh-Anne Pinnock, Ben Kohn, Jade Thirlwall, Iain James, Heidi Rojas, Erika Nuri, Michelle Lewis, Mischke Butler, Peter Kelleher, Kyle Coleman, Christian Dotson
Composer: Tom Barnes, Perrie Edwards, Jesy Nelson, Leigh-Anne Pinnock, Ben Kohn, Jade Thirlwall, Iain James, Heidi Rojas, Erika Nuri, Michelle Lewis, Mischke Butler, Peter Kelleher, Kyle Coleman, Christian Dotson
Other contributors: Tom Barnes, Perrie Edwards, Jesy Nelson, Leigh-Anne Pinnock, Ben Kohn, Jade Thirlwall, Iain James, Carmen Reece, Pete Kelleher, Kick Horns, Simon Clarke, Tim Sanders, David Liddell, Ryan Quigley, Darren Wiles, MNEK, TMS, James Reynolds, Dan Aslet, Serban Ghenea, John Hanes, Phil Seaford, Tom Coyne