Sad news for comedy and monogamy fans: late night talk-show host Jimmy Kimmel and his girlfriend of five years, comedienne Sarah Silverman, have broken up. With them, so has the faith of all those believed--as we did--that their union was the binding force that kept Hollywood from exploding in a mass chain reaction of irony and sexual frivolity. Kimmel's rep Lewis Kay and Silverman's rep Amy Zvi both confirmed that Jimmy and Sarah are no longer dating and issued a joint statement that "Jimmy and Sarah have and will have no further comment." ...