Supernatural

If Gert and Sam are "already halfway there," meaning to the charity ball, as Bela says while waiting for Dean to change into his tux, then why do Bela and Dean arrive at the charity ball first, while Gert and Sam arrive minutes later?

At the three-minute mark of the show the first victim is taking a shower. She has no shampoo in her hair but after looking out the shower door and just before she is choked from behind she has shampoo in her hair but only for a brief second then its gone again.

Trivia: In season 1, "Salvation," Meg tells John to "mind his blood pressure" after he threatens to kill her. Bela says the same thing to Dean in the same situation.

When Dean walks down the stairs in a tuxedo to a waiting Bela and during their brief conversation, there are several lit candles in plain view. However, when they exit to go to Gert's party, neither one takes the time to stop and blow out the candles.

Trivia: When the three brothers were attacked during the "Three Little Pigs" incident, they were having an argument over building materials, with the only survivor advocating the use of cinder blocks (i.e. bricks).

At 7:47 Sam starts to put the second bag on his shoulder. But when the shot changes the bag is back down, and he raises it again to his shoulder.

Trivia: The Yellow-Eyed Demon's name is revealed to be Azazel.

While Creedence Clearwater Revival's Run Through The Jungle is playing in the background, closed captioning displays the words for Iggy Pop's Power and Freedom.

When Sam comes out of the restaurant and falls, you see that his knees are scraped and the jeans are torn. Later at the motel, you see that the knees are dirty but there are no holes.

When Wayne falls on the fork, we can see it has been pushed up through his mouth a lot further than it was originally standing up. The fork appears to be a lot longer in his mouth.

When Bela was walking away from the restaurant table, the blue cloth with the foot in it was in her right hand and the coffee was in her left. The next shot they were opposite with the cloth in her left hand and the coffee in her right. She couldn't have maneuvered a change that fast.

When the army medic walks into Wayne and Grossman's apartment, Wayne shoves the rabbit's foot back into the cursed box. Then in a later shot, Wayne looks at the foot, and it is lying neatly on the table when no one had moved it.

Trivia: The bumper stickers on the back of Kubrick's RV read:
"How would Jesus drive?"
"Don't make me come down there. -GOD" and
"Bethlehem or bust"

When Sam and Dean are at the hotel after Sam loses his shoe, there is a brief shot of them walking where he has shoes on both feet. Later on, when he's sitting in the chair, his shoe is missing again.

When Sam is researching changelings on the Internet, each window has basically the same text. The text is mostly word-for-word from Wikipedia's entry on changelings.

The man in the newspaper article Dean shows Sam looks nothing like the man who was actually killed.

Trivia: Ben's full name is Benjamin Isaac Braeden.

When Dean is entering the development, where the children are at, the sign says "Sold Out" but when Sam and Dean go to the house where the children are being held in cages the sign in front of the house says "For Sale."

Trivia: Katie's mom is reading The Historian by Elizabeth Kostova.

It is shown throughout the episode that the demons could control humans with a touch (as evidenced by Envy controlling the woman and Gluttony controlling Isaac). When Lust touched Dean, however, he was able to lure her over to the bathtub, which was full of holy water. No explanation is given for his immunity.