Bobby Lee

Actor & Comedian; Best Known for "Mad TV" & "Pineapple Express"

Mark Lowry

Singer-Songwriter, Author & Christian Comedian

Colin Mochrie

Former Second City Comic Actor; Star of "Whose Line Is It Anyway?"

Elizabeth McKee Gore

Co-Founder of Hello Alice; Former Entrepreneur-In-Residence at Dell

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Aaron McGruder

Writer and Cartoonist; Known for "The Boondocks"

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

Ron Pearson

Corporate Comedian & Actor

The Second City

World-Famous Comedy Troupe

Gabe Kaplan

Sitcom Star, Stand-Up Comedian and World-Champion Gambler

John Gray

Christian Comedian, Pastor & Author; Star of "The Book of John Gray"

Joe Piscopo

American Comedian and Actor

Daniel Stern

Actor & Social Activist

David de Rothschild

Environmentalist, Adventurer & Founder of Sculpt the Future Foundation

Lisa Loeb

Grammy-Nominated Singer & Songwriter

Frankie Muniz

Racecar Driver & Actor Best Known for "Malcolm in the Middle"

Frankie Muniz: The Thrill of Dying Keeps Me Alive

Kimberly Stewart

Socialite, Reality TV Star, Known for being the Daughter of Rod Stewart and Alana Stewart

Mary Lynn Rajskub

Actress and Comedian

Robert Townsend

Award-Winning Filmmaker & Former CEO of the Black Family Channel

Harland Williams

Actor, Comedian, Author & Illustrator