Comic book superheroes cross over all the time! Arrow, The Flash and Supergirl just recently teamed up to fight the Dominators! But what are the best comic book events and crossovers? We ask a couple of special guests to join us and help decide! Special thanks to artist DJ Woolridge for joining us! Follow him on Twitter - https://twitter.com/djtalkstrash And more thanks to Marc Andreyko! Follow him on Twitter - https://twitter.com/marcandreyko And purchase Love is Love which benefits the Orlando Pulse Tragedy and features a page by us at your local comic shop or Amazon here - http://amzn.to/2gS3xOO So sit back and enjoy as Ashley and Jason begin their lesson. You might learn something. Enter your Mind University! Be careful! This podcast contains SPOILERS. So if you don't want to know what happens, then you should come back later.  Support the show on Patreon and listen to the Patreon exclusive Geek History Lesson EXTRA podcast! https://www.patreon.com/Jawiin GET OUR RECOMMENDED READING from this episode here: http://geekhistorylesson.com/recommendedreading Listen on Itunes or Stitcher.  You can help support the show by buying a Geek History Lesson T-Shirt! Go to http://bit.ly/JawiinShirts! Make sure to visit our Facebook fan page: facebook.com/geekhistorylesson  and Our official site geekhistorylesson.com for the latest news on episodes and more geek facts.  You can find Ashley on Twitter @AshleyVRobinson and Jason on Twitter @Jawiin.  Thanks for showing up to class today. Class dismissed!