One of the biggest stars in Hollywood, and one of the most talked about roles of her career, MICHELLE WILLIAMS is here to tell Ellen about her already critically acclaimed portrayal of the iconic Hollywood legend, Marilyn Monroe, in the new film, "My Week with Marilyn."

Then, an unprecedented Ellen Show event. Ellen is surprising one of her biggest fans with an experience that will literally change her life forever.

Plus, she plays the middle sister on the show everybody is talking about, "Modern Family," ARIEL WINTER is here! Her character, Alex is the smart and smart-alecy sister to Haley and Luke Dunphy who doesn't take any bossing around! She's here to tell Ellen about her life-changing role on the smash hit comedy.

And, one of the funniest people on the planet, KEVIN NEALON is here! He's going door to door trick-or-treating in one of the funniest adventures you'll see this Halloween season! This Friday, Ellen is the only place to be.