Try the Cardiac Diet, it's for people going into heart surgery and have to lose weight fast.
You lose 10 pounds in 3 days and then eat what you want for 4 and back on for 3 days and lose the other 10 pounds.
http://www.cartercountymarket.com/html/cardiac.html
There's another one where you eat 3 bananas each for breakfast, lunch and dinner.
The next day eat 3 eggs for breakfast , lunch and dinner
The next eat 3 hot dogs(no bun) breakfast, etc etc.
Apparently you lose gobs of wieght
And then of course...there's crack.