"wˈɛpən ʌv tʃˈɔɪs" fˈiːtʃɚz ɐ lˈiːd vˈoʊkəl baɪ bˈuːtsi kˈɑːlᵻnz, nˈoʊn æz ɐ mˈɛmbɚɹ ʌvðə fˈʌŋk ɡɹˈuːp pˈɑːɹləməntfʌŋkˈeɪdlɪk ænd lˈiːdɚɹ ʌv bˈuːtsiz ɹˈʌbɚ bˈænd.
"Weapon of Choice" features a lead vocal by Bootsy Collins, known as a member of the funk group Parliament-Funkadelic and leader of Bootsy's Rubber Band.