Wade Boggs once told Charlie Day that he drank 107 beers in a day and Day turned it into an episode plot.
Dennis gets off the plane in North Dakota, at the same time Glenn Howerton also appears in Fargo (2014).
In the final scene when Mac and Charlie are playing baseball, there's a nod to the title of the show where Mac says California is 'kind of gloomy'.
According to Charlie Day, during filming, Wade Boggs drank real beer while the rest of the cast drank prop beer.
One of only a few episodes in the series that doesn't take place in the bar, or in Philadelphia.