TBS and The Comedy Festival in Las Vegas, aka a "Very Funny" Festival, has filled out its main lineup for the 2008 comedy confab from Nov. 20-22. And here are the latest additions:

Thursday, Nov. 20, 2008
Josh Blue and Ralphie May from Last Comic Standing — The Palace
Joan Rivers presents Comedivas, with Kate Clinton, Suzanne Westenhoefer and Jim David — Augustus Ballroom
Triple Threat Comedy with Jamie Kennedy, Mitch Fatel, Danny Bhoy — Augustus Ballroom

Saturday, Nov. 22, 2008
Dave Attell — The Palace

Previously: The rest of the main headliners for The Comedy Festival 2008