Adam Devine

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

Aisha Tyler

Actress & Comedian

Al Madrigal

Comedian and Correspondent on "The Daily Show"

Alex Newell

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

Alicia Silverstone

Actress & Animal Rights Activist

Allison Janney

Academy Award-Winning Actress

Alyssa Milano

Actress, Author, Philanthropist & Founder of Touch by Alyssa Milano; Known for "Charmed" and "Who's the Boss"

Amanda de Cadenet

Founder & CEO of #Girlgaze

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’

Andy Grammer

Platinum-Selling Singer-Songwriter Known for "Honey, I'm Good" & "Fine By Me"

Anthony Anderson

Actor, Producer, Comedian, Writer & Game Show Host, Best Known for ABC’s "Black-ish"

Antonio Villaraigosa

41st Mayor of Los Angeles

Arnold Schwarzenegger

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

Ashley Tisdale

Actress, Singer & Producer

Ashton Kutcher

Actor, Producer, Investor & Activist

Aubrey Plaza

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

Beck Bennett

Actor & Comedian Known for "Saturday Night Live"

Ben Feldman

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

Ben McKenzie

Actor; Known for his role on "The OC," "Southland" and "Gotham"