The episode begins with Elena and Damon waking up in bed together fully clothed. "I was being a gentleman," Damon insists. Klaus summons Adrian his hybrid to take the painting he just completed to the Grille for the Winter Fair. Adrian is annoyed to be bossed around. Stefan wants to find the cure more than ever now that Elena turns out to be sired to Damon, but they need Jeremy to keep killing vampires who are not his friends. Stefan asks for proof that Klaus brought the sword back from Italy. Klaus opens his safe and shows him. Down in the cave, Adrian vents to Kim and Tyler about having to pretend to do Klaus' bidding. ..Read the full recap
Ratings: 2.81 Million Viewers
Casting: The scene where Carol drowns was filmed using a stunt woman.
In the closing title sequence of this episode, when the blood drips down off of the title it turns into a snowflake.
Tyler: I love you.
Caroline: I love you, even when I hate you.
Caroline: How come the only time April Young isn't following you around like a lost puppy is when I'm lying dead with a broken neck?
Matt: April saw you?
Caroline: Yeah, it's okay. I compelled her.
Matt: No, she's, she's wearing Jeremy's vervain bracelet. She can't be compelled.
Stefan: Well, Jeremy is the hunter, and he has to keep killing vampires to complete his mark, but we can't quite figure out how to keep him from killing us.
Klaus: Sounds like quite the chore, which is why I feel perfectly justified doing a little charity work.
Caroline: If we're going to be nice to each other, then I will need that glass of champagne.
Klaus: Is that our thing?
Caroline: We don't have a thing.
Klaus: Allow me.
Klaus: I heard you moved out of your house. Bit of a martyr move, hmm?
Stefan: I'm not here to bond, Klaus.
Klaus: Oh, on the contrary. I think right now, I'm the best friend you got.
Damon: This could be so much more fun if we were naked.
Elena: That's your fault, not mine.
Damon: I was being a gentleman.
Episode Title: O Come, All Ye Faithful
'O Come, All Ye Faithful' is the title of a famous Christmas carol.
A Christmas Carol:
When Klaus approaches Caroline at the Winter Wonderland auction, she asks him if he is there to "steal Tiny Tim's crutches."
Tiny Tim is a character from Charles Dickens
' famous novel 'A Christmas Carol.'
Damon calls Professor Shane "Dr. Evil."
Dr. Evil is the antagonist in the Austin Powers' movie franchise, starring Mike Myers
When Damon enters the cottage, where Bonnie is asking Jeremy if he wants to try channelling again, he says, "Survey says..."
"Survey says.." is what the host of the game show 'Family Feud
' says before revealing the answers on a board.
Noah's Ark: When Professor Shane is talking about discovering the cure for vampirism, he says to Damon, "Would you rather be the guy who discovers Noah's Ark, or sails it down the Hudson river?"
'Noah's Ark' is a story from the bible about a ship large enough to hold two of every animal from the earth.
Season 4, Episode 4:
It was revealed in 4x04 "The Five
" that there is a cure to vampirism.
Season 4, Episode 7:
Jeremy became the new vampire hunter, and a member of The Five, in 4x07 "My Brother's Keeper