' s ▁Ad ult ▁Contempor ary ▁chart ▁and ▁number ▁five ▁in ▁Australia . ▁ ▁Person nel ▁From ▁the ▁l iner ▁notes ▁for ▁the ▁original ▁album : ▁ ▁Johnny ▁Math is ▁– ▁vocals ▁Jay ▁Land ers ▁– ▁executive ▁producer ▁Bobby ▁Y osten , ▁Tol uca ▁Lake ▁– ▁w ard ro be ▁L ore ▁P atter son ▁– ▁sty ling ▁Nancy ▁Donald ▁– ▁design ▁Tony ▁Lane ▁– ▁design ▁David ▁V ance ▁– ▁photograph er ▁Master ed ▁at ▁Bern ie ▁Grund man ▁Master ing , ▁Hollywood , ▁California ▁M ixed ▁at ▁Con way ▁Studios , ▁Hollywood , ▁California , ▁using ▁the ▁G ML ▁Autom ation ▁System ▁ ▁Tra cks ▁ 1 - 5 ▁Peter ▁Bun etta ▁– ▁producer ; ▁drums ▁Rick ▁Ch ud ac off ▁– ▁producer ; ▁bass ▁Bill ▁Elli ott ▁– ▁key boards ▁Paul inho ▁da ▁Costa ▁– ▁per cussion ▁D ann ▁H uff ▁– ▁guitar ▁( except ▁" Once ▁in ▁a ▁While ") ▁Les lie ▁Smith ▁– ▁background ▁vocals ▁David ▁Wood ford ▁– ▁sop rano ▁sa x ▁(" F allen ") ▁Michael ▁Thompson ▁– ▁guitar ▁(" It ▁Would n ' t ▁Have ▁Made ▁Any ▁D ifference ", ▁" Once ▁in ▁a ▁While ") ▁Fred ▁T ack ett ▁– ▁ac oust ic ▁guitar ▁(" It ▁Would n ' t ▁Have ▁Made ▁Any ▁D ifference ", ▁" Once ▁in ▁a ▁While ") ▁Mel vin ▁Franklin ▁– ▁background ▁vocals ▁(" Once ▁in ▁a ▁While ") ▁Ki pper ▁Jones ▁– ▁background ▁vocals ▁(" Once ▁in ▁a ▁While ") ▁R oder ick ▁White ▁– ▁background ▁vocals ▁(" Once