What's your favorite Mash-up? Throw one down and rate the one above

I love it when music crosses genres and borders. In that vein, I've been listening to mash-ups tonight and here's one of my favs so far. Rate it up to 10/10 and throw down one of your own.

My pick blends the inspired with the idiotic....me likee

[ame=http://www.youtube.com/watch?v=woyytydo_lA]‪Dem Franchise Boys ft. Korn-Coming Undone with it‬‏ - YouTube[/ame]