Brad tries to sober Max up by dunking his face in water and hauling him back out again in a similar manner to Fezzik and Inigo Montoya in The Princess Bride. Later on, Dave mentions Inigo in conversation.
Alex has a large gingerbread house dedicated to the movie Love Actually (2003) and speaks in great detail about characters and scenes. Elisha Cuthbert (Alex) has a small role in the film.
Toward the end of the episode Jane says "I am Queens Boulevard." and it seems out of context. It's a quote from Vince in Entourage, his signature line from the movie the same name, Queens Boulevard.