Denise Richards

Actress, Former Fashion Model & Reality Star on Bravo's "The Real Housewives of Beverly Hills"

Jim Kelly

Pro Football Hall of Fame Member & Radio Host of “Under The Helmet With Jim Kelly”

Andrew Weil

Physician & Author; Broadly Described Guru of the Alternative Medical Brands

Bebe Neuwirth

Actress, Musician and Dancer; Known for "Cheers" and "Jumanji"

Lea Thompson

Actress, Director & Producer Known for "Back to the Future" Films and "Switched at Birth"; Alzheimer's Awareness Advocate

Jeanette Jenkins

Founder & President of The Hollywood Trainer Fitness Company

John Michael Montgomery

Country Music Artist; Two-Time Billboard No. 1 Country Singles of the Year

Clint Dempsey

Retired Professional Soccer Player

Harley Pasternak

Diet & Fitness Expert; Best-Selling Author

Carl Lewis

9-Time Olympic Gold Medalist in Track & Field; Founder of The Carl Lewis Foundation

Shannen Doherty

Actress, Producer, Author & TV Director; Breast Cancer Survivor

Shannen Doherty Wants to "Embrace Life"

Nas

Grammy-Nominated Rapper, Songwriter & Record Producer

Donovan McNabb

Six-Time Pro Bowl Retired NFL Quarterback

Brian Wilson

Legendary Writer, Producer, Performer; Co-founder of the Beach Boys

Brian Wansink

Director, Cornell Food and Brand Lab Author, Mindless Eating

Art Garfunkel

GARFUNKEL was originally revered for his Grammy-winning, chart-topping songs and albums.

Alice Cooper

American Rock Singer-Songwriter; "Poison"

Sia

Australian Singer-Songwriter & Music Video Director; Best Known for "Chandelier," "Cheap Thrills," and "Elastic Heart"

Mike Piazza

National Baseball Hall of Famer, Twelve-Time MLB All-Star, Ten-Time Silver Slugger Award Winner & New York Times Best-Selling Author

Richard Thomas

Emmy Award-winning Actor; Best Known for His Leading Role as John-Boy Walton