In the film Jawbreaker , Courtney says `` I killed Liz Purr '' in a recorded greeting card
Upon finding a recordable greeting card she was fiddling with when Courtney was faking Liz 's death scene , on which Courtney 's admission to the killing ( callously saying `` I killed Liz Purr '' ) was inadvertently recorded .
Jawbreaker -LRB-film-RRB-