Ben talks about dressing up in his Batman costume for his sons 4th birthday party. SUBSCRIBE to get the latest #KIMMEL: Watch the .<br />Ben Affleck, the star of the upcoming Batman v. Superman film recently celebrated his sons birthday. And he did it in the best way possible in the Batsuit. Affleck .<br />The official Jimmy Kimmel Live! YouTube Channel. Home of Celebrities Read Mean Tweets, YouTube Challenges and the rest of your favorite viral late night .<br />Father to children slightly older than Jimmys daughter, Ben compares raising his son to his two daughters, and the two talk about Bens upcoming role as .
