David Spade

Actor & Comedian; Known For His Roles in "Joe Dirt" and "Rules of Engagement"

Sarah Silverman

Stand-Up Comedian, Actress, Singer, Producer & Writer

Ross Shafer

Six-Time Emmy Award-Winning Comedian, Business Researcher, TV Host & Bestselling Author

Tom Selleck

Award-Winning Actor Known for "Magnum P.I." & "Blue Bloods"; Author of "You Never Know: A Memoir"

Tom Selleck Admits He Was Fired After One Episode of Charlie's Angels

Charlie Rose

Anchor and Executive Editor

Sara Ramirez

Award-Winning Actress, Singer & Songwriter; Known for her Role on "Grey's Anatomy"

Dennis Quaid

Actor / Patient Safety Advocate

Rain Pryor

Actress, Comedian & Multiple Sclerosis Spokesperson

Mackenzie Phillips

Actress, Singer & Author of "High on Arrival: A Memoir"

Joe Pesci

Actor, Comedian, Musician, Known for "Goodfellas" and "The Irishman"

Dr. Dean Ornish

Physician, Leading Researcher in Healthcare, Founder of the Preventive Medicine Research Institute & Bestselling Author

John O'Hurley

Television Personality, Host & Voice Actor; Best Known for "Seinfeld"

Bob Newhart

Stand-Up Comedian & Actor, Known for "The Bob Newhart Show" and "Newhart"

Kevin Nealon

Former Cast Member of 'Saturday Night Live'; Co-Star on Showtime's "Weeds"

Kathy Najimy

Award-Winning Actress & Activist

Mike Myers

Actor & Comedian Known for Saturday Night Live, Austin Powers, and Shrek

Frankie Muniz

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

Frankie Muniz: The Thrill of Dying Keeps Me Alive

Tracey Moore

With only $200, a trunk, a one-way ticket and a dream, Tracey moved from her San Francisco hometown, to the Big Apple - New York City to find her way. 25 years later, she became the most celebrated casting director in New York, an award winning Director a

Dr. Will Miller

Educator, Psychotherapist, Author & Humorist; Authority on Stress & Coping; Ethics & Social Media Professor at Purdue University

Joey McIntyre

Singer & Actor Known for Having Been a Member of Pop Group New Kids of the Block; Alzheimer's Awareness Advocate

Jenny McCarthy

Actress, Host & Judge on Fox's "The Masked Singer"; Beauty Entrepreneur & Founder of Formless Beauty

Bob Losure

Former Anchor for CNN Headline News & Cancer Survivor

George Lopez

Stand-Up Comedian, Television Personality, Actor & Kidney Disease Spokesperson

Art Linkletter

Legendary Radio and Television Icon, Author of Best-Selling "Kids Say the Darndest Things"

Jay Leno

Emmy Award-Winning TV Late Night Show Host, Stand-Up Comedian & Best-Selling Author

Richard Laible

Corporate America's First Choice for Entertainment

Frank King

Comedian & Mental Health Activist, Clean Comedy

Jimmy Kimmel

Talk Show Host & Comedian Known For ABC's "Jimmy Kimmel Live"

Kathy Kaehler

Celebrity Trainer & Lifestyle Expert

Caitlyn Jenner

TV Personality & Olympic Gold Medalist; Co-Host of "Keeping Up With Sports"