ly ▁influ ential ▁in ▁the ▁electro ▁sub gen re ▁of ▁fun k , ▁Z app ▁were ▁known ▁for ▁their ▁tra dem ark ▁use ▁of ▁the ▁talk - box ▁effect . ▁The ▁original ▁line - up ▁consisted ▁of ▁four ▁Tr out man ▁brothers — front man ▁Roger , ▁Larry , ▁L ester ▁and ▁Terry — and ▁non - Tr out man ▁family ▁members ▁Bobby ▁Glo ver , ▁Gregory ▁Jackson , ▁Sh erman ▁Fle et wood , ▁Jer ome ▁Der rick son , ▁Edd ie ▁Bar ber ▁and ▁J ann etta ▁Boy ce . ▁Z app ▁also ▁worked ▁closely ▁with ▁George ▁Cl inton ▁and ▁Bo ots y ▁Collins ▁of ▁Parliament - F unk adel ic ▁during ▁its ▁early ▁stages , ▁their ▁support ▁being ▁a ▁factor ▁in ▁the ▁group ▁gain ing ▁a ▁record ▁deal ▁with ▁Warner ▁B ros . ▁Records ▁in ▁ 1 9 7 9 . ▁ ▁Z app ▁released ▁its ▁e pon ym ous ▁debut ▁album ▁in ▁ 1 9 8 0 , ▁and ▁achieved ▁main stream ▁recognition ▁from ▁the ▁single ▁" More ▁B ounce ▁to ▁the ▁O un ce ". ▁The ▁group ' s ▁follow - up ▁Z app ▁II ▁was ▁released ▁in ▁ 1 9 8 2 , ▁s elling ▁well ▁and ▁becoming ▁cert ified ▁gold . ▁In ▁the ▁ 1 9 9 0 s , ▁Z app ▁would ▁also ▁be ▁an ▁influence ▁on ▁the ▁regional ▁G - f unk ▁sound ▁and ▁the ▁bro ader ▁cultural ▁scene ▁of ▁West ▁Coast ▁hip - h op ▁itself . ▁The ▁band ▁dis band ed ▁in