Comic Relief' special aids Katrina victims

Originating from Caesars Palace in Las Vegas, the three-hour special tonight will welcome scheduled guests including Roseanne Barr, Lewis Black, Louis C.K., D.L. Hughley, Jimmy Kimmel, George Lopez, Bill Maher, Ray Romano, Sarah Silverman, cast members from "Desperate Housewives" and "Entourage" and many more. DetNews