Penny's flirtatious sales pitch leaves a doctor-client smitten and the guys must pitch in to help her deal with him, while, Bernadette and Amy debate whether female scientists ought to play the sexuality card.
..More
Amy and Bernadette organize a prom to be held atop the guys' apartment complex but Sheldon is leery of all the prom pomp, circumstance and romancing that goes with it.
..More
Sheldon becomes concerned that his cushy lifestyle is impacting his professional progress and keeping him from achieving scientific renown, so he asks the gang to make life more difficult for him.
..More
An online troll rips Leonard and Sheldon's published physics paper, so the guys rally to defend the two and expose the bully, while a girls night out leads to Penny, Amy and Bernadette dishing about embarrassing past events.
..More
Amid the excitement of Stuart reopening his comic-book store, Howard gets some unsettling news; and after teaching Sheldon how to "let it go," Penny doesn't practice what she preaches when she learns something about Amy.
..More
An experiment designed to make participants fall in love piques Penny and Leonard's interest, so they decide to put it to the test. Meanwhile, Leonard, Amy, Raj and Emily have an encounter with a zombie.
..More
There's trouble in paradise when Amy discovers Sheldon signed up for a one-way mission to colonize Mars, and the two get into a dogfight at a pet store. Meanwhile, Leonard makes a very "adult" purchase for Penny.
..More
An electrical short thaws the last meal that was cooked by Mrs. Wolowitz, and the gang ponders what to do with it, while Sheldon and Leonard's work is featured in a magazine, but only one receives credit.
..More
A speaking engagement at UC Berkeley puts Leonard and Sheldon in a galaxy not too far, far away from their idol George Lucas' Skywalker Ranch, and they considrer dropping by.
..More
About
Leonard and Sheldon are brilliant physicists, the kind of ''beautiful minds'' that understand how the universe works. But none of that genius helps them interact with people, especially women. All this begins to change when a free-spirited beauty named Penny moves in next door.
