All dolled up and at her high school prom, Lisa sneaks off for a makeout session with her boyfriend. She bumps into a creepy man in the elevator, but remains focused on her romantic rendezvous. Then, just as things are getting hot, the delayed realization hits her: He's going to kill Donna (Brittany Snow)! Lisa runs to try to save her friend but ends up with her throat slit.
Dana Davis as Lisa Hines in Prom Night (2008)