The 'Always Sunny' season 12 trailer features a rocket launcher

It's Always Sunny in Philadelphia is one of the more raucous comedy series on television and every year it manages to top itself. With it almost being a new year, that means new Sunny is on its way. FXX provided a trailer that should get any jabroni pumped for the 12th season. It'll debut Wednesday, January 4 at 10 PM.