▁possible ▁em otion . ▁S ally ' s ▁mouth ▁movements ▁" w ere ▁animated ▁through ▁the ▁replacement ▁method . ▁During ▁the ▁animation ▁process , ... only ▁S ally ' s ▁face ▁' mask ' ▁was ▁removed ▁in ▁order ▁to ▁preserve ▁the ▁order ▁of ▁her ▁long ▁red ▁hair . ▁S ally ▁had ▁ten ▁types ▁of ▁faces , ▁each ▁made ▁with ▁a ▁series ▁of ▁eleven ▁expressions ▁( e . g . ▁eyes ▁open ▁and ▁closed , ▁and ▁various ▁fa cial ▁pos es ) ▁and ▁synchron ised ▁mouth ▁movements ." ▁ ▁Main ▁characters ▁ ▁Jack ▁Sk ell ington ▁ ▁The ▁film ' s ▁protagon ist , ▁Jack ▁Sk ell ington ▁is ▁a ▁ske leton ▁who ▁holds ▁the ▁title ▁of ▁The ▁P ump kin ▁King . ▁He ▁is ▁popular ▁among ▁the ▁residents ▁of ▁Hall owe en ▁Town , ▁due ▁to ▁his ▁char ming ▁person ality ▁and ▁aim ▁to ▁please . ▁Despite ▁a ▁lack ▁of ▁in hib ition , ▁he ▁means ▁well . ▁He ▁is ▁in ▁charge ▁of ▁Hall owe en . ▁Having ▁not ▁left ▁it ▁within ▁many ▁years ▁( as ▁heard ▁in ▁the ▁song ▁Jack ' s ▁L ament ▁where ▁he ▁mentions ▁England , ▁Kentucky ▁and ▁France ), ▁he ▁felt ▁his ▁insp iration ▁for ▁his ▁own ▁hol iday ▁w an ing . ▁Christmas ▁Town ▁gave ▁him ▁new ▁ideas ▁and ▁insp iration . ▁He ▁also ▁appears ▁in ▁The ▁Night m are ▁Before ▁Christmas : ▁O og ie ' s ▁Re ven ge . ▁ ▁He ▁is ▁vo iced ▁in ▁all ▁appearances ▁by ▁Chris ▁Sar andon , ▁and ▁his