Melissa Rycroft

Reality TV Star, Host, Dancer, Former Contestant on ABC's "Dancing with the Stars"

Victoria Rowell

Actress, Producer, Director, Writer, American Ballet Theatre Alum & Founder of Rowell Foster Children's Positive Plan (RFCPP)

Trista Sutter

Former "Bachelorette" and Contestant on ABC's "Dancing with the Stars"

Ingo Rademacher

Soap Opera Star; Known for "General Hospital" and "Dancing With the Stars"

Scott Porter

Actor; Known for TV Dramas "Friday Night Lights" and "Hart of Dixie"

Kathy Najimy

Award-Winning Actress & Activist

Shannon Miller

Olympic Gold Medalist, Health Advocate & Cancer Survivor

Christina Milian

Television Personality, Host, R&B Singer-Songwriter and Actress

Jillian Michaels

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

Maria Menounos

CEO & Co-founder of AfterBuzz TV; Former E! News Co-Anchor; Best-selling Author, Journalist & Type-1 Diabetic

Jan McInnis

Veteran Comedy Emcee & Professional Speaker

Greg Louganis

4x Olympic Gold Medal Diver; LGBTQ Activist & Author

Mario Lopez

Actor & Entertainment Journalist

Stacy London

Stylist, Author, Magazine Editor, Known for her role as Co-Host of TLC's "What Not to Wear"

Kimberley Locke

Singer / Television Personality

Jo Koy

Stand-Up Comedian & Regular on "Chelsea Lately"

Comedian Jo Koy to host the Golden Globe Awards - CBS News

Stacy Keibler

Actress, Model; Retired Professional Wrestler and Valet for WCW and WWE

Shawn Johnson East

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

Lauren Hutton

Model & Actress

Elizabeth Hurley

Actress, Model & Philanthropist