Adam Devine

Comedian & Actor Known for "Workaholics" & "Pitch Perfect"

Aisha Tyler

Actress & Comedian

Alex Newell

Grammy Award-Winning Actor & Singer Known for "Glee"

Amandla Stenberg

Actor, Singer & Activist Known for "The Hate U Give," "The Hunger Games" & "Everything, Everything"

Amy Schumer

Award-Winning Actress & Comedian; Author of "The Girl with the Lower Back Tattoo;" Feminist Advocate

Amy Schumer diagnosed with rare health disorder: ‘Something was wrong’

Arnold Schwarzenegger

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

Aubrey Plaza

Actress, Comedian & Producer Known for NBC's "Parks and Recreation"

Ben Feldman

Actor, Plays 'Michael Ginsberg' on AMC's "Mad Men" and Comedy Show, "Superstore"

Bill Maher

Political Satirist & Host of HBO's "Real Time"

Brian Tracy

Authority on Human Potential & Personal Effectiveness; Prolific Author of Bestselling Business Books

Caroline Rhea

Stand-up Comedian, Actress & Television Host

Caroline Rhea Stand-Up: Dating, Astrology and Having a Teenage Daughter

Chaz Bono

Transgender, LGBTQ Rights Advocate, Author, Speaker

Chelsea Handler

Comedian, TV Personality & Author

Chelsea Peretti

Comedian, Writer & Actress Known for "Brooklyn Nine-Nine"

Chris Sacca

Google & Twitter Innovation Guru

Cody Simpson

Australian Singer, Songwriter

Common

Award-Winning Artist, Actor, Producer, Musician & Writer

And Then We Rise: A Guide to Loving and Taking Care of Self

Craig Robinson

Comedic Actor Known for "The Office," "Knocked Up" & "Brooklyn Nine-Nine"

David Koechner

Character Actor, Comedian and Musician, Best Known for "Anchorman: The Legend of Ron Burgundy" and "The Office".

Demi Lovato

Grammy Nominated Singer-Songwriter, Musician, Philanthropist & Mental Health Advocate