Host of the NBC game show Deal or No Deal, Howie Mandel is a stand-up comedian and actor. Before his career as a game show host, Mandel as best known for his role on the NBC medical drama St. Elsewhere he is also well-known as creator and star of the children's cartoon Bobby's World.

Tony award-winning and five-time Emmy nominated TV, cinema and musical theatre comedic actor, Jason Alexander is best known for his role as George Costanza on the hit show, Seinfeld. He has appeared in numerous TV ads including Rold Gold Pretzels, McDonald's and KFC.

One of the greatest comedians, actors and writers and is often described as an observational comedian, Jerry Seinfeld is best known for playing a semi-fictional version of himself in the comedy, Seinfeld, which he co-created, helped write and, in the show's final two seasons, executive produced.

Emmy award-winning comedian, satirist, writer and producer, Jon Stewart is best known as the host of Comedy Central's fake news show, The Daily Show,which has been nominated for numerous news and journalism awards. Stewart is the co-author of the best-selling book, America (The Book).

Kevin Nealon is a comedian and actor best known as a cast member on Saturday Night Live and his role in the series Weeds. He authored a book in 2008 chronicling his experiences during his wife's pregnancy called, Yes, You're Pregnant, But What About Me? He performs stand-up comedy around the country and can be seen in his own Stand-Up Special on Comedy Central.

This comedy group featuring comedians Ahmed Ahmed, Aron Kader, Dean Obeidallah and Maz Jobrani combine comedy, politics and pop culture as four hysterical interpretations on today's society that is unlike anything else. The group's current events sense of humor has attracted media attention from CNN, NPR, and Time Magazine.

Five-time Emmy award winner and former Stand-Up Comedian of the Year, Dennis Miller is still one of the most popular hosts to ever sit behind the desk on SNL's "Weekend Update". He is one of the hippest, funniest, and most unique corporate friendly stand-up acts you will ever witness.

An eleven time Emmy Award-winning stand-up comedian, television host, author and actress, Ellen DeGeneres is host of nationally syndicated talk show The Ellen DeGeneres Show. Since publicly coming out as a lesbian in 1997, Ellen has been speaking before audiences in support of gay civil rights and acceptance.

Corporate friendly comedy improv group Four Day Weekend is an interactive entertainment experience with fantastic audience participation. They customize their presentations for each company they perform for, combining comedy, interactive video, music, and the improvisational skills of the talented cast.

Emmy-nominated comedian, satirist, actor and writer, known for his ironic style and deadpan comedic delivery, Stephen Colbert was host of Comedy Central's The Daily Show and currently hosts The Colbert Report. He is author of the NYT's number one bestseller, I Am America (And So Can YOU!).