Bob Harper

Personal Trainer & Former Host of "The Biggest Loser;" Heart Attack Survivor

Jonathan Van Ness

Hair & Beauty Expert, Author, Television Personality; Known for Netflix's "Queer Eye"

Bethenny Frankel

Entrepreneur, Reality TV Star & Bestselling Author; Founder of Skinnygirl & BStrong Disaster Relief

Jameela Jamil

Actress, Outspoken Feminist, Mental Health & Body Positivity Advocate

Tunde Oyeneyin

Peloton Instructor & Makeup Artist; Founder of SPEAK Instagram Live Series

Michaela Jaé Rodriguez

Actress & Singer; Known for "Pose"; HIV Awareness Advocate

Anderson Cooper

Journalist, TV Personality, Anchor of CNN's "Anderson Cooper 360°"

Yvonne Orji

Actress, Comedian & Writer Known for HBO's "Insecure"

Derek Hough

Dancer, NYT Bestselling Author, Emmy Award Winner for Outstanding Choreography & Six-Time Champion of ABC's "Dancing with the Stars"

Jon Stewart

Talk Show Host, Comedian & Producer

Earth (the Book): A Visitor's Guide to the Human Race. Written and Edited by Jon Stewar...

Iliza Shlesinger

Comedian & Winner of NBC's "Last Comic Standing"

Iliza Shlesinger - "Hot Forever" Official Trailer | Netflix

Dave Navarro

Musician & Host of "Ink Master"; Best Known as a Member of Jane's Addiction & Former Member of Red Hot Chili Peppers

Randy Jackson

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

Giancarlo Esposito

African-Italian American Actor, Director, Producer; Best Known for his Role as Gustavo "Gus" Fring on AMC's Breaking Bad

Gisele Bundchen

Supermodel, Philanthropist & United Nations Environment Program Goodwill Ambassador

Jay Ellis

Actor Known for "Insecure," Philanthropist & Entrepreneur

Molly Burke

YouTube Star; Blind Spokesperson & Motivational Speaker

Al Franken

Former Senator from Minnesota; Former SNL Writer; SiriusXM Radio Show Host

Gabourey Sidibe

Actress, Director, & Author Known for "Empire" & "Precious"

Halsey

Award-Winning Singer & Songwriter, Social Justice Activist

Sally Field

Academy Award-winning Actress, Director & Producer

Katie Holmes

Award Winning Actress and Producer

Sir Anthony Hopkins

Oscar-Winning Film, Stage & Television Actor; Known as Hannibal Lecter in "Silence of the Lambs"

Marianna Hewitt

Lifestyle & Beauty Expert, Vlogger, Co-Founder of Summer Fridays

Bryan Cranston

Actor, Author & Activist Best Known for "Breaking Bad;" Alzheimer's Advocate

Emma Chamberlain

Internet Personality; Podcast Host; Founder of Chamberlain Coffee

Brendan McDonough

Granite Mountain Hotshot, Subject of the Film "Only the Brave," Mental Health & Recovery Advocate

Toni Braxton

Grammy Award-Winning Singer-Songwriter; TV Personality & Heart Disease Survivor

Alexis Nikole Nelson

Wild Food Maker at BlackForager; TikTok Sensation

Sylvester Stallone

Actor, Screenwriter and Film Director