He's one of the world's most renowned directors, and he's here for the very first time! MARTIN SCORSESE was recently nominated for an Oscar. His film, "Hugo," is leading the pack with 11 nominations, including one for Best Picture. The Hollywood legend is sitting down with Ellen to discuss his film, his historic career, and what the future holds for him. From "Mean Girls" to "Wedding Crashers" to "The Notebook," RACHEL McADAMS has won our hearts with brilliant performances in some of the best movies of the past decade. Now she's starring in the heartbreaking new film "The Vow," with the very handsome Channing Tatum -- and she's here to tell Ellen all about it!