September 24, 2007 • 23m
Brilliant physicist roommates Leonard and Sheldon meet their new neighbor Penny, who begins showing them that as much as they know...Read more
October 1, 2007 • 21m
Leonard volunteers to sign for a package in an attempt to make a good impression on Penny, but when he enlists Sheldon for help, h...Read more
October 8, 2007 • 22m
Leonard asks a woman out after he finds out that Penny is seeing someone.
October 15, 2007 • 21m
Sheldon's getting fired forces him to explore what life has to offer outside physics, leaving Leonard to take drastic action to sn...Read more
October 22, 2007 • 20m
Fearing he's wasting his time on Penny, Leonard ends up making a connection with Leslie.
October 29, 2007 • 21m
Penny hosts a Halloween party, putting Leonard, Sheldon, Wolowitz, and Koothrappali through a new test of their social skills.
November 5, 2007 • 21m
With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team
November 12, 2007 • 20m
Raj's parents set him up on a blind date, but just when he discovers he can talk to her, she shows interest in Sheldon.
March 17, 2008 • 19m
When they're invited to present at a physics conference, Sheldon's reluctance to share the credit leads to a tiff between him and ...Read more
March 24, 2008 • 21m
Leonard and Sheldon each lie to avoid seeing Penny's concert, but Sheldon's is a bit too complicated for his own good.
March 31, 2008 • 22m
With his friends knowing how sour he acts when sick—and avoiding him as a result—Sheldon is nursed by Penny, who hasn't a clue what she's in for.
April 14, 2008 • 20m
With Sheldon rattled over meeting Dennis, a 15-year-old physicist who's smarter than he, Leonard helps him look for a way to debunk Dennis's research.
April 21, 2008 • 22m
Sheldon finds himself booted from the gang's Physics Bowl team and replaced with Leslie, so he forms his own team, hoping to prove he's superior.
April 28, 2008 • 20m
When delivery of another collectible leads to Penny's lashing out at Leonard, he decides it's time to give up his habit, much to h...Read more
May 5, 2008 • 22m
The rest of the gang fall for Sheldon's twin sister, and Leonard's plan to win her heart is derailed when Sheldon declares he'll b...Read more
May 12, 2008 • 20m
Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.
May 19, 2008 • 20m
Penny's break-up spurs Leonard to summon the courage to ask her out, and each goes to Sheldon for advice on their upcoming date.