Check out this website.

Just type in whatever your sick, twisted little minds can think of, and enjoy while a computer generated voice recites it. You can choose between several male and female voices.

Some of the things I made it say had me rolling on the floor.

http://www.research.att.com/~ttsweb/tts/demo.php

REPS!, looking for 2nd bar (so I can sell a car here!)