Ben Affleck [1] stopped by The Ellen DeGeneres Show this week to promote his new film [2], Batman v Superman: Dawn of Justice. On top of talking about his public split from estranged wife [3] Jennifer Garner [4], the actor got in a pretty sticky situation when he used America's favorite dessert to help raise money for the Congo. During a game of Pie Face, Ben paid the ultimate price when he failed to remember the actor who played McDreamy on Grey's Anatomy [5]. Check out the hilarious video and his interview on the show, and then find out what Ben had to say about Jennifer's revealing Vanity Fair interview [6].