Ernie Johnson, Jr.

Sports Broadcaster, Host of TNT's "Inside the NBA", "NCAA Division | Men's Basketball Championship" on CBS & Major League Baseball on TBS

Lance Armstrong

World Champion Cyclist, Olympian & Cancer Survivor

Kristin Hannah

Award-Winning Author of "The Four Winds," "The Nightingale" & "Firefly Lane"

Between Sisters: A Novel (Random House Reader's Circle)

Tiki Barber

NFL Former Pro Bowl Running Back & Founder of Thuzio

Bradley Cooper

Actor Known for "Silver Linings Playbook," "Serena" & "American Sniper"

Chris Spielman

Former All-Star Linebacker, Special Assistant for the Detroit Lions & Breast Cancer Awareness Advocate

Greg Olsen

Former NFL Tight End, Football Sportscaster & Founder of Receptions for Research: The Greg Olsen Foundation

Christina Applegate

Emmy Award-winning Actress & Co-Host of "MeSsy"; Breast Cancer Survivor & Multiple Sclerosis Survivor

Robert De Niro

Award-Winning Actor Known for "Raging Bull," "The Godfather: Part II" & "The Irishman;" Co-Founder of Tribeca Productions

What’s Robert De Niro’s Favorite Robert De Niro Movie?

Dr. William Li

Physician, Scientist & Bestselling Author of “Eat to Beat Disease: The New Science of How Your Body Can Heal Itself” and “Eat to Beat Your Diet: Burn Fat, Heal Your Metabolism, and Live Longer”

Rob Lowe

Actor, Best-Selling Author, Podcaster & Philanthropist

Tiffani Thiessen

Actress & Author, Known for "Saved By The Bell”; Star of "Dinner at Tiffani's" on the Cooking Channel

Marg Helgenberger

Actress & Breast Cancer Research Advocate

Jimmie Johnson

Former Professional Racecar Driver; Seven-Time NASCAR Champion & First Driver to be Named AP’s Male Athlete of the Year

Bill Cowher

NFL Studio Analyst for CBS’ The NFL Today, 15-year Head Coach & Super Bowl Champion with the Pittsburgh Steelers

Tarek El Moussa

Real Estate Agent; Co-Host of HGTV's "Flip Or Flop"

Flip Your Life: How to Find Opportunity in Distress―in Real Estate, Business, and Life

Kelly Ripa

Host of "Live! with Kelly and Mark"

Rachel Maddow

Host of "The Rachel Maddow Show" on MSNBC

DeAngelo Williams

Former NFL Running Back; Founder of The DeAngelo Williams Foundation for Breast Cancer Research & Prevention

Bryant Gumbel

Emmy Award-Winning Journalist, Host of "Real Sports with Bryant Gumbel" on HBO