Rick Astley

Singer, Songwriter & Radio Personality

Electric Light Orchestra

English Rock Band Known for 'Mr. Blue Sky;' Members of the Rock and Roll Hall of Fame

Kit Harington

English Actor, Known as Jon Snow on "Game of Thrones"

Robbie Williams

English Singer-Songwriter & Former Member of Pop Group Take That

Roger Daltrey

Founder and Lead Singer The Who

Walter Isaacson

Professor of History at Tulane University, Former CEO of the Aspen Institute & Editor of Time Magazine

Jack Whitehall

Award-Winning Actor, Comedian, Presenter & Writer Known for "Bad Education," "Fresh Meat" & "Jack Whitehall: Travels with My Father"; Co-Author, "Him & Me"

Jack and Michael Whitehall: Fatherhood Adventures With My Father!

Calum Scott

English-Canadian Singer-Songwriter

Jorja Smith

English Singer/Songwriter

Jimmy Barnes

Australian rock icon, the one and only 'Barnsey'

Gerry Dee

Comedian, Former Teacher and Coach, Award-Winning Comic

Richard Hammond

British Television Presenter, Mechanic & Author; Best Known for BBC's "Top Gear"

Alan Dershowitz

Harvard Law School Professor; Leading Expert in Civil Rights

Jann Arden

Beloved Canadian Singer, Songwriter & Author

Finn Jones

English Actor Known for "Game of Thrones"

Igor Beuker

Social Entrepreneur, Futurist & Activist

Jerome Flynn

English Actor and Singer Known for "Game of Thrones"

Jessica Henwick

English Actress Known for "Game of Thrones" and "Star Wars: Episode VII-The Force Awakens."

John Canfield

Business Executive, Innovation Expert, Strategic Consultant

Amanda Gore

Positive Psychology Expert, Neurolinguistic Practitioner & CEO of The Joy Project