Artist: Gwen Stefani - Producer: Luke Niccoli - Artist: Saweetie - Mixer: Tony Maserati - Rap Vocalist: Saweetie - Vocalist: Gwen Stefani - Bass: Luke Niccoli - Guitar: Luke Niccoli - Keyboards: Luke Niccoli - Programming: Luke Niccoli - Background Vocalist: Ross Golan - Clapping: Ross Golan - Background Vocalist: Kameron Glasper - Background Vocalist: Tayla Parx - Recording Engineer: Karl Wingate - Engineer: Thurston McCrea - Asst. Recording Engineer: Tiernan Cranny - Additional Engineer: Miles Comaskey - Mastering Engineer: Chris Gehringer