“It’s Always Sunny In Philadelphia” returns on January 4th, watch a teaser

Want to hear something nuts? It’s Always Sunny in Philadelphia has been on the air for 12 seasons. 12! After all this time, it shows no signs of slowing down. FX announced that the show will return on January 4th along with a teaser of the new season. After watching it’s very apparent the there’s no slowing down for Mac, Dennis, Charlie, De and Frank.