When Penny calls Sheldon's cell phone and doesn't reach him, she calls his boss' phone, Dr. Gablehouser. How does she not only know this phone number, but also know that Sheldon would be in the office? She has yet to show an interest in Leonard and Sheldon's workplace, so why would she call?
When Penny barges into the boys' apartment with her laptop, and again when she leaves with it, the screen is visibly black, indicating it is off.
Certain laptops save power by turning off their screens after a few minutes of inactivity (on battery power). That way, it saves power.
It is revealed that Penny is 22 years old.
Penny: What's "AFK"?
Sheldon: Away From Keyboard.
Penny: Oh, I see.
Sheldon: What does that stand for?
(The gang decides Penny needs to get into a sexual relationship. Sheldon sees a nerdy looking guy sitting near him)
Sheldon: Excuse me, are you currently involved in a sexual relationship?
Sheldon: Would you like to be?
Guy: Uh... sure, why not?
Sheldon: (to Leonard) Hup up up... (to guy) Can I have your phone number?
Guy: (eyes Sheldon's body closely) Uh... yeah! (grabs Sheldon's hand and writes down his phone number)
Sheldon: There, problem solved!
Penny: Oh, my God, a treasure chest. I'm rich!
Sheldon: Level 3 and she thinks she's rich—what a n00b.
Dr. Gablehauser: Dr. Winkle, what colorful name did you call Dr. Cooper this time?
Leslie: "Doctor Dumb-ass."
Penny: Boy, you'd think you could trust a horde of Hungarian barbarians.
This episode's end titles has Chuck Lorre's Vanity Card #219.
The German episode title is "Das Conan-Spiel", meaning "The Conan Game". The French title is "La Sublimation barbare", the Italian title is "La sublimazione barbarica", the Spanish title is "La sublimación de los bárbaros", and the Mexican title is "La sublimación bárbara".
International Airdates: Latin America: November 18, 2008 on Warner Channel; Turkey: September 21, 2009 on CNBC-e; Finland: October 26, 2009 on Sub; Czech Republic: October 26, 2010 on Prima COOL; Slovakia: September 16, 2011 on Markiza
Wolowitz exclaims, "What the frak?," borrowing the word used by humans on the new Battlestar Galactica which has the equivalent meaning to "fuck".
Leslie refers to Penny as "Tinkerbell", the fictional fairy character created by Scottish author and dramatist J. M. Barrie for his 1904 play, Peter and Wendy and best-known from Peter Pan.
Leslie calls Penny, "Middle-Earth Barbie." Middle Earth is the site of the Lord of the Rings trilogy and The Hobbit.