Dominique Dawes

Three-time Olympian, Olympic Gold Medalist, Healthy Lifestyle Advocate and Gymnastics Academy Owner

Caitlyn Jenner

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

Rick Bayless

Award-Winning Chef, Cookbook Author, & TV Personality Known for His Authentic Mexican Cuisine

Amanda Beard

Olympic Gold Medalist, Co-Founder of Beard Swim Co. & Author of New York Times Bestseller "In the Water They Can't See You Cry"

Shawn Johnson East

Olympic Gold Medalist in Gymnastics, "Dancing with the Stars" Winner & Best-Selling Author

Dorothy Hamill

Gold Medal & Emmy Award-Winning Olympic Figure Skater; Breast Cancer Awareness Advocate

Robin Crow

Acclaimed Musician, Entrepreneur & Bestselling Author; Founder of Dark Horse Recording

Cullen Jones

Former Four-Time Olympic Medalist & World Record-Holding Swimmer

Judy Collins

Legendary Folk Singer & Activist

LeBron James

Sports Icon, NBA Superstar, Philanthropist

Bette Midler

Entertainer & Award-Winning Actress & Singer

Jessica Biel

Actress, Producer, Co-Founder of Make the Difference Network & Global Water Quality Activist

Tracey Gold

Actress Best Known For "Growing Pains" & Eating Disorder Spokesperson

Tracey Gold: Overcome the Pressure to be Perfect

Chris Bliss

Commentator, American Satirist and Variety Performer

Jack Black

Actor, Comedian & Musician; Known for "Kung Fu Panda" Franchise, "School of Rock" & "The Super Mario Bros. Movie"

Jack Black didn't always intend to be the funny guy | 60 Minutes Australia

Amy Grant

Grammy-Winning Singer-Songwriter; Known as "The Queen of Christian Pop"

Mario Batali

Host of "Molto Mario"and "Ciao America", Iron Chef on "Iron Chef America", Food Network

Janet Evans

5-Time Olympic Medialist, Motivational Speaker & Businesswoman

Randy Jackson

Music Producer, Former "American Idol" Judge, Author & Health Advocate

Sara Evans

Country Singer-Songwriter