src: Os coros foram gravados pelo LA Inner City Mass Gospel Choir, em Compton, e Troy Van Leuwen, dos Queens of the Stone Age, ofereceu o seu extraordinário som de guitarra a duas das canções do disco.
tgt: Backing vocals were recorded by the LA Inner City Mass Gospel Choir in Compton, and Troy Van Leuwen from Queens Of The Stone Age provides additional guitars on two tracks.