A diva star in a sit-com is murdered in Vegas and the entire writing staff is under suspicion along with both her loser husband and her stand-in. Hilarity ensues as Grissom and Brass try to figure out the wacky world of Hollywood comedy. Ultimately, the killer turns out to be an angry, struggling actor who was fired from the show, but there's a twist -- the the diva's co star was secretly poisoning her as well.