It's Always Sunny in Philadelphia Season 8 Promos Replace The Entire Cast

In many ways, probably all of them, It's Always Sunny in Philadelphia is to thank for FX suddenly becoming a major player in comedy and it not only has the eighth season on the horizon but has also already picked up for a ninth. The renewal is deserved, since the network staple doesn't seem to be running out of ideas anytime soon. Take a look at the group discussing the virtues of a "Baby Tan." Oh. Yeah. I forgot to mention that one of those ideas they aren't running out of included replacing th...