Peter: Boy you guys, I really appreciate all the help you guys have been givin' us.
Except for you Quagmire, you ain't done nothin'.
Glen: What the hell are you talking about? Lois is going to get the entire female vote 'cause of me.
I've been having sex with every woman in town nonstop for the past 2 days.
(turns to Cleveland and Joe)
You know how many sperm I got left? One, he's all alone in there and he's scared alright. He's scared.

Brokeback Mountain

Peter sings a campfire song about 2 men who have "cowboy gay sex"

The Price Is Right

The games Plinko & Cliffhanger are featured

Jason Voorhees appears twice, once in an interview with Trisha Takanawa, and again as the manager of the "Britches and Hose" clothing store. Jason also appeared in the Simpsons episode Stop, or My Dog Will Shoot! (which aired on the same night as this episode), apparently having been killed by the family's dog.

Amadeus

Stewie's portrayal of Mozart as he plays Haydn, Handel, and "Peter Griffin" is a reference to Milos Forman's 1984 movie Amadeus. In the movie, Mozart mocks the work of Joseph Haydn, George Frideric Handel, and Antonio Salieri.

The Japanese characters (Kanji) that are displayed behind Quagmire as he entertains an Asian woman, says Banzai. The word can mean quite a few things, including "long life" and an expression of joy.

The Evil Monkey who lives in Chris' closet isn't as evil anymore since he became a Jehovah's Witness