This week on GMFST, the handsomest, most amazing, most incredible Markiplier and the humble, humblest and humbler Tyler Scheid join forces once again to bring you the greatest sports podcast of all time. This week on the show, *slap*, it's time for the Slap Fighting Primer - what is slap fighting you ask? Well, Dana White (UFC owner/head) just got approval for the rights to create a league in the US, so, *slap*, it's time to stretch those necks and learn up!