Continuity: During the scene when Cindy and the killer are fighting Matrix-style, Cindy kicks the killer, and he knocks down the book case so it falls over him. There is a vase with flowers on the book case - when it falls down the vase still remains on the book case, glued to it. (Time)

Continuity: Near the beginning Buffy tears off her dress and throws it on the ground. When they walk away there's no sign of it. (Time)

Continuity: In the scene where Buffy and Cindy get dressed in the locker room, a girl standing right next to Buffy first drops her towel to get dressed and a few seconds later has the towel wrapped around again. (Time)

Continuity: When the six characters are imitating the scene of I Know What You Did Last Summer, they get out of the car after it has spun around. All of the headlights are on, the two yellow and the two white. Later, if you look behind them, the left headlight is off. (Time)

Revealing: During the final party scene, where Cindy is wearing a Viking Hat and yells with joy as she drinks from a "Beer Bong", if you look closely, right before they pan to Cindy, you can see that the hose of the "Beer Bong" is not attached to the funnel, or anything for that matter...it is just held alongside it. (Time)

Continuity: In the scene where Ray is killed, the killer stabs Ray with his hook. Ray's shirt is not bloody, but as he falls it is. Then when he lands on top of Bobby his shirt once more is clean. (Time)

Continuity: In the scene where the killer is in Cindy's house, the killer is hiding behind the couch.  When you see shots of the killer, the cell phone is in his right hand and the hook is in his left. When she notices him and he stands up, the phone is in his left hand and the hook is in his right. (Time)

Continuity: At the end of the Matrix scene he throws Cindy into the wall, look when she hits the wall there is no sign of hitting the wall, but when she is falling to the ground they is an imprint like an oval on the wall. (Time)