1 9 . ▁ ▁Awards ▁and ▁nomin ations ▁ ▁Cred its ▁and ▁personnel ▁ ▁Rec ording ▁M ixed ▁at ▁Mix Star ▁Studios , ▁Virginia ▁Beach , ▁Virginia . ▁Master ed ▁at ▁Ster ling ▁Sound , ▁New ▁York ▁City . ▁ ▁Person nel ▁ ▁Card i ▁B   – ▁lead ▁vocals , ▁song writing ▁ ▁Bruno ▁Mars   – ▁lead ▁vocals , ▁song writing , ▁production , ▁guitar , ▁guitar ▁synth es izer , ▁programming ▁ ▁The ▁S tere ot ypes   – ▁production , ▁programming , ▁song writing ▁ ▁James ▁Fa unt ler oy   – ▁song writing ▁ ▁Christopher ▁Bro dy ▁Brown   – ▁guitar , ▁guitar ▁synth es izer ▁ ▁By ron ▁" Mr . ▁T alk box " ▁Ch amb ers   – ▁additional ▁background ▁vocals ▁ ▁Charles ▁Mon iz   – ▁engineering ▁▁ ▁Ser ban ▁Gh ene a   – ▁mixing ▁ ▁R andy ▁M err ill   – ▁master ing ▁ ▁Ch arts ▁ ▁Week ly ▁charts ▁ ▁Year - end ▁charts ▁ ▁Cert ifications ▁ ▁Release ▁history ▁ ▁References ▁ ▁External ▁links ▁ ▁Category : 2 0 1 9 ▁singles ▁Category : 2 0 1 9 ▁songs ▁Category : Card i ▁B ▁songs ▁Category : B run o ▁Mars ▁songs ▁Category : S ongs ▁written ▁by ▁Card i ▁B ▁Category : S ongs ▁about ▁sexual ity ▁Category : S ongs ▁written ▁by ▁Bruno ▁Mars ▁Category : S ongs ▁written ▁by ▁James ▁Fa unt ler oy ▁Category : S ong ▁record ings ▁produced ▁by ▁The ▁S tere ot