Cordelia: "We've heard from Scarlett 'Oh, please shut me up.'"
Fred says, "Well... maybe it's Motel Hell?"
Both this episode and the movie have someone telling the tale in a bar and then at the end it's an empty audience.
When "Teen" Cordy first sees Angel, she says, "Hello, salty goodness..." which is exactly what she said when she first saw him at the Bronze in Sunnydale.
The Watchers' test of a Slayer locked in a house with a rabid vampire is mentioned.