This Video was a while back ago, when they were shooting "Can Can", the one who shooting this was Pam's ex Husband.
Here is the Video Her Sex Tape are Exposed because she didn't pay for storage of her things. The owner now tries to get his money back by selling her crap on parisexposed.com. Paris Hilton's Video is avariable free on every website. so Here is the first one so i guess you can farther.