Les Brown

Motivator, TV Personality & Best-Selling Author

Lewis Black

Stand-Up Comedian, Actor and Author; Former Correspondent on "The Daily Show"

Bono

Lead Singer of U2, Activist & Co-Founder of DATA (Debt, AIDS, Trade, Africa)

John Elway

Hall of Fame NFL Legend; Executive VP of Football Operations for the Denver Broncos

Jewel

Singer-Songwriter, Advocate for People Experiencing Homelessness & Author of "Never Broken"

Sandra Bullock

Academy Award-Winning Actress & Producer; Philanthropist & Humanitarian

Sandra Bullock & Channing Tatum Met in the Principal's Office

Gloria Estefan

Grammy Award-Winning Latin Musician

Kristin Chenoweth

Tony-Award Winning Broadway Star & Actress Best Known for "Wicked"

Unleashed: Meet Broadway Star Kristin Chenoweth's Service Pup Thunder

Ricky Gervais

Award-Winning English Comedian & Actor; Known for "The Office" and "Extras"

LeBron James

Sports Icon, NBA Superstar, Philanthropist

Steven Spielberg

Oscar Award-Winning Filmmaker

Sally Field

Academy Award-winning Actress, Director & Producer

Caroline Kennedy

Ambassador, Attorney & New York Times Best Selling Editor

Leonardo DiCaprio

Award-Winning Actor & Environmentalist

Tucker Carlson

Political Commentator & Host of Tucker on Twitter

Sheryl Crow

Grammy Award-Winning Singer-Songwriter

Sylvester Stallone

Actor, Screenwriter and Film Director

Jimmy Carter

Former United States President (1977-1981), Author

Wyclef Jean

Grammy Award Winning Musician, Formerly in Band "The Fugees"

Ed Helms

Actor, Comedian & Musician; Known "The Office" & "The Hangover" Trilogy

Ed Helms Needs a Mouth Medic While Eating Spicy Wings | Hot Ones