I'll throw 3 more in:
SAW
High Tension
The Sixth Sense
Type: Posts; User: koolmike
I'll throw 3 more in:
SAW
High Tension
The Sixth Sense
The original Night of the Living Dead (best shock ending in the history of horror, well maybe Psycho)
Carrie
Fthe13th
ANOES
Psycho (of course)