Anything by Hitchcock is great. I remember the first time I saw 'Birds'. I kept watching my canary out of the corner of my eye the next day!

Then, of course, for pure shock effects... "I hope no one was hurt.", "There was a woman on a bicycle. She died.", "You can see her? Where is she?!"

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I wouldn't say that I'm always horny... it may be true, mind you, I just wouldn't say it!