For those of you that haven't seen the video...

Jimmy Kimmel has a running joke that he had to drop Matt Damon for... well, any other guest... Sarah Silverman (his girlfriend) makes the vid:

Sarah Silverman - I'm F@@king Matt Damon

http://www.youtube.com/watch?v=WLG3S5WzHig

Jimmy Kimmel's response:

http://www.youtube.com/watch?v=sIQrBouWRiE

Pretty hilarious...