▁M ills ▁– ▁guitar ▁ ▁Brian ▁Mal ou f ▁– ▁mixing ▁ ▁Sh awn ▁Ever ett ▁– ▁recording ▁ ▁J ake ▁S inc la ir ▁– ▁recording ▁ ▁" M ah na ▁Mah na " ▁ ▁The ▁F ray ▁– ▁production ▁ ▁Warren ▁Hu art ▁– ▁production , ▁engineering ▁and ▁mixing ▁ ▁Mark ▁Gray ▁– ▁assistant ▁engineer ▁ ▁Robin ▁Hold en ▁– ▁mixing ▁assistant ▁ ▁" M ov in ' ▁Right ▁Al ong " ▁ ▁Matt ▁All ison ▁– ▁production , ▁mixing ▁ ▁" O ur ▁World " ▁ ▁Y in ▁Y ames ▁– ▁production ▁ ▁Kevin ▁R atter man ▁– ▁mixing ▁ ▁" H alf way ▁Down ▁the ▁St airs " ▁ ▁Will ▁H unt ▁– ▁production , ▁programming ▁ ▁Amy ▁Lee ▁– ▁organ , ▁production ▁ ▁Daniel ▁M ende z ▁– ▁mixing ▁ ▁" Mr . ▁Bass man " ▁ ▁S ond re ▁L er che ▁– ▁lead ▁vocals , ▁guitar , ▁bass ▁ ▁K ato ▁Å d land ▁– ▁ban jo , ▁beat box ing , ▁mixing ▁ ▁" W ishing ▁Song " ▁ ▁P ete ▁Min ▁ ▁– ▁production ▁ ▁Mik el ▁J ol lett ▁– ▁production ▁ ▁" N ight ▁Life " ▁ ▁Ryan ▁Williams ▁– ▁production , ▁mixing ▁ ▁Br andon ▁S aller ▁– ▁drums , ▁vocals , ▁key boards , ▁additional ▁bass ▁ ▁Billy ▁Martin ▁– ▁guitar , ▁bass , ▁additional ▁vocals ▁ ▁Ash ley ▁S aller ▁– ▁additional ▁vocals ▁ ▁Lind sey ▁Martin ▁– ▁additional ▁vocals ▁ ▁D rav yn ▁Martin ▁– ▁additional ▁vocals ▁