Bret Michaels

Singer-Songwriter, Musician & Reality Television Personality

Patrick Lencioni

Management Consultant, Founder & President of The Table Group

Parag Khanna

Managing Partner at FutureMap; Strategic Advisor to Governments & Global Companies; Bestselling Author; TED Speaker

Laila Ali

Undefeated Four-Time World Champion Boxer & Lifestyle Expert; Heart Disease Awareness Advocate

Paula Abdul

American Singer-Songwriter, Dancer, Choreographer & TV Personality

Queen Latifah

Singer-Songwriter, Rapper, Actress, Television & Record Producer, Talk Show Host

Amy Schumer

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

Kumail Nanjiani

Stand-Up Comedian & Actor; Known for "The Big Sick"

Kumail Nanjiani on Worst Wedding Anniversary Eve

Dan + Shay

Grammy Award-Winning Country Music Duo Known for "Speechless" & "Tequila"

Abbi Jacobson & Ilana Glazer (Broad City)

Stars of the Comedy Central Series "Broad City"

Terry Crews

Actor, Author & Former NFL Player; Advocate for Women's Rights

Brian Williams

Former Anchor and Managing Editor, "NBC Nightly News" and "Rock Center with Brian Williams"

John Oliver

Emmy-Winning Comedian, Best Known for "The Daily Show with Jon Stewart" & "Last Week Tonight"

Jason Alexander

Star of Seinfeld

Kellie Pickler

Country Music Artist, American Idol Alum, "Dancing with the Stars" Winner & Host of Daytime Talk Show "Pickler & Ben"

Shay Mitchell

Actress Known for Her Role in "Pretty Little Liars"

Nash Grier

Social Media Guru, Digital Influencer & Environmental Activist

Key & Peele

Stars of the Original 'Sketch-Comedy Show' on Comedy Central

Lily Tomlin

Actress & Comedian; Star of Netflix's "Grace and Frankie"

Richard Lewis

Comedian and Actor; Known for his HBO Specials and "Curb Your Enthusiasm"