* CrowningMomentOfHeartwarming: The episode "The Great Unknown" features Gumbo's former circus co-workers (he and his late wife CeeCee were clowns) gather to remember CeeCee on the tenth anniversary of her death. Its an amazingly heartfelt and emotionally powerful tribute to a character that only exists in the show's backstory, and ends with Gumbo realizing he's got to begin to let her go and move on with his life.
** CrowningMomentOfAwesome: The episode's B-Plot involves an influenza epidemic that almost kills Seamus Harper. As he is nursed back to health by HookerWithAHeartOfGold Savannah, he experiences a near-death/out-of-body experience. And when he comes back, the first thing he says is "I have to find Gumbo. I have to tell him something. CeeCee loves him, and she understands..."