Popsugar Celebrity Celebrity Friendships Matt Damon, Jimmy Kimmel, and Ben Affleck at World Series Matt Damon and Jimmy Kimmel Wore "I'm With Stupid" Shirts at the World Series, and I'm Cackling 30 October 2018 by Kelsie Gibson First Published: 29 October 2018 View On One Page Photo 11 of 15 ADVERTISEMENT () Start Slideshow Share This Link Copy ← Use Arrow Keys → 11 Previous Next Start Slideshow Celebrity FriendshipsMatt DamonBen AffleckJimmy Kimmel