User Score: 601
Amy directs Sheldon to wash "beakers" in her lab, but on the tray she motions towards only one item on the tray is a beaker; the rest are flasks.
When Raj suggest that Howard take the nickname Buzz but he tells him that it's already taken and Raj thinks that it's a reference to Buzz lightyear from the movie Toy Story but it's actually a reference from the astronaut Buzz Aldrin.
In "The Russian Rocket Reaction", Sheldon revealed that he started his list of mortal enemies in the year 1989, when he was 9 years old. This means that he was born in 1980, between April and May according to "The Peanut Reaction", which would mean that in February 2012, he would be 31 years old. However, in this episode, Leonard described Sheldon as a "30-year-old man who can't survive on his own". Yet, this can be overlooked, as it appears that Leonard was just being imprecise.
During the power failure, Sheldon claims to have "all 61 episodes of the BBC series Red Dwarf" and holds up a DVD box-set. As of this episode airing, including the 2009 mini-series, there are only 55 episodes of Red Dwarf.
Goof: When Penny and Leonard are at the gun range, Leonard shoots himself in the foot. On a 9mm pistol, the safety is off when the safety switch is facing horizontal along with the barrel of the weapon. The safety was never taken off, indicated by the red dot that is shown once the safety is off.
As indicated by the music in the background, the episode of Doctor Who being watched by Leonard, Sheldon, Penny, and Amy is "Silence in the Library".
When Leonard returns from a date with Penny and interrupts Sheldon's taping, the wide shot shows him closing the door behind him. After Sheldon says "Take 47" and the view cuts back to a close-up of Leonard, the door is now partially open.
During Sheldon's Fun with Flags segments, you can see the apartment flag from "The Staircase Implementation" behind him.
The opening scene is nearly identical to the opening scene of the pilot episode: Leonard and Sheldon arrive at their apartment and spot Penny doing something in her apartment through her open door, and Leonard goes to talk to her. The characters are even dressed similarly, with Leonard wearing a crimson shirt with a hoodie and Sheldon in a superhero T-shirt and checked pants, and Penny wearing the exact same shirt she wore in the pilot.
In this episode, we learn that Amy is allergic to Penicillin.
When the guys are playing Jenga, Raj makes his move twice.
Bernadette says that her mother worked full time and that she had to look after her brothers, and that is why she hates kids. Yet in the episode "The Einstein Approximation" she says that her mother ran an illegal daycare, something she couldn't do if she worked fulltime.
The top pieces of the Donkey Kong set were in different positions before and after Raj's speech that just because a man shows care for another man does not mean much.
Sheldon is watching the Nobel Prize acceptance ceremony live from Stockholm at 2 am. Stockholm is nine hours ahead of California, which would mean that the ceremony is taking place at 11 am. The ceremony actually starts at 4:30 pm (Dec 10).
When Sheldon is deleting his friends from Facebook, you can see that his profile picture is the photograph of him with the blue jay from the previous episode.
We learn Stuart's last name is Bloom.
We learn firstname.lastname@example.org is Sheldon's e-mail address.
We learn Amy spent a semester abroad in Norway.
At the end of the episode, just as Leonard get's off the phone with Pria you can tell that he's sitting in Sheldon's spot. He never sit's in sheldon's spot.
In this episode, Stewart congratulates Leonard on picking up a girl at the comic book store saying "this is the closest anyone has ever come" and takes a picture of him for a "wall of heroes", however back in season 2 in the episode "The Hofstader Isotope", Stewart himself had similar success with Penny in the comic book store.
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ensemble cast, unrequited love, laugh track, girl next door, geekcentric