SpecialFeatureddd　　AudioCommentariesonEachFilm　　All-NewThree-PartDocumentary,SleeplessNights:RevisitingTheSlumberPartyMassacres　　PhotoandPosterStillGallery　　TheatricalTrailers　　EditorialReviews　　AllThreeFilmsInOneCollectionWithNewBonusFeatures　　WhenTrish(MichelleMichaels)decidestoinviteherhighschoolgirlsbasketballteammatesoverforaslumberparty,shehasnoideathenightwillberuinedbyanescapedmentalpatientwithaportabledrillinthecultclassicTheSlumberPartyMassacre.　　Theonlysanesurvivorofthefirstincident,Courtney(CrystalBernard),dreamsofthedrillerkillerreturninginthefirstsequel,SlumberPartyMassacreII.Shecannothelpshakethefeelingthatsheandherfriendswillbeviciouslytormentedbythekiller.Hernightmarebecomesrealitywhenthekillerreturns,reincarnatedasanevilrockerwithadeadlyguitar.　　Afterarelaxingdayatthebeach,agroupofteensdecidetohaveaslumberparty.Theirboyfriendspredictablyshowuptoscarethem,butthereissomethingmuchscarierlurkingintheshadowsasthegroupstartsgettingattackedbyanunknownkillerinthesecond,andlast,installment,SlumberPartyMassacreIII.