Breaking Bad co-stars Bryan Cranston and Aaron Paul made a guest appearance in yesterday’s episode of It’s Always Sunny In Philadelphia – you can watch a clip below.In the episode, titled Celebrity Booze: The Ultimate Cash Grab, Cranston and Paul play fictional versions of themselves and stop by Philly to promote their real-life mezcal brand Dos Hombres.Hoping to pitch their own idea for an alcoholic beverage, Mac and Dennis approach the actors for a photo. However, they’re soon thrown off guard when Cranston refuses to shake their hand (at Paul’s insistence) and the meeting comes to an abrupt end.The episode aired on FXX in the US on Wednesday (June 28) and is now available to stream on Hulu.