Jason Lezak

Olympic Gold Medalist Swimmer; Tri-Captained 2008 Beijing Olympic Team with Michael Phelps

Deborah Grayson Riegel

Management Coach, Consultant & Trainer

Mark Spitz

Legendary Olympic Swimmer; Third Athlete to Win Nine Olympic Gold Medals

Mark Spitz on the 1972 Olympic Games in Munich

Liz Nead

Adventure Speaker, Author & Life Coach

Jillian Michaels

Leading Fitness Expert, Certified Nutritionist, Renowned Life Coach & Powerful Entrepreneur

Egypt Sherrod

Host of HGTV's "Flipping Virgins" & Author of "Keep Calm, it's Just Real Estate"

Hannibal Buress

Stand-Up Comedian, Actor & Television Writer; Known for Comedy Central's "Broad City" & "The Eric Andre Show"

Pharrell Williams

Singer-Songwriter, Producer & Entrepreneur; Known for the Hit Single, "Happy"

Colbie Caillat

Two-time Grammy Winning Singer Known for "Bubbly"

Arnold Schwarzenegger

Actor, Producer, Director, Writer; California’s 38th Governor; Host of "Celebrity Apprentice"

Raven Symone

Actress & Singer Known for "That's So Raven"

Paula Abdul

American Singer-Songwriter, Dancer, Choreographer & TV Personality

Jay Leno

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

Jane Lynch

Emmy Award-Winning Actress, Known for "Glee" and Hosting "Hollywood Game Night"

Jesse Williams

Director, Producer, Activist & Actor Known for "Grey's Anatomy"

Kathleen Madigan

Comedian, Podcaster & Host on SIRIUS XM's Blue Collar Radio

Melissa Gorga

Star on Bravo’s "The Real Housewives of New Jersey"

Shannon Fitzgerald

MTV Executive & Author, "The Accidental Executive: From Runaway to Running the Show"

Darryl Van Leer

Television Actor & Stage Performer

Brooke Shields

Actress; Model; Women's Health, Aging & Mental Wellness Advocate