TBS’ upcoming two-hour comedy special, Earth to America!, added to its celebrity roster.
Cedric the Entertainer, Stephen Colbert, Rob Corddry, Al Franken, Christopher Guest, Julia Louis-Dreyfus, Kevin Nealon, Wanda Sykes, Robin Williams, the cast of Avenue Q and Triumph the Insult Comic Dog have joined the list of talent.
TBS also said Grammy Award-winning country-music superstar Tim McGraw will perform.
Previously announced performers include Jack Black, Larry David, Leonardo DiCaprio, Will Ferrell, Tom Hanks, Dustin Hoffman, Steve Martin, Ray Romano, Martin Short and Ben Stiller.
Earth to America! will be taped at The Comedy Festival at The Colosseum at Caesars Palace in Las Vegas Nov. 17, and it will air on the network Sunday, Nov. 20 at 8 p.m. (EST/PST).