Episode 2 - The Vegas Renormalization 4/27/2009 Edit details When Wolowits is dumped by Leslie, Leonard and Raj take him to Las Vagas to get over it leaving Shelden at home. whilst at home Sheldon locks himself out of the apartment and there is only one place to stay, at Penny's

Episode 8 - Just Like Wall-E 11/16/2009 Edit details Sheldon tucks Penny into bed.

Episode 8 - The Adhesive Duck Deficiency 11/16/2009 Edit details Penny is forced to rely on Sheldon when she is injured while Howard, Leonard and Raj are away on the next episode of The Big Bang Theory.

Episode 7 - Childhood Issues 11/9/2009 Edit details Penny and Leonard reassure Sheldon that everything will be okay, despite the fighting.

Episode 6 - Now Fetch Me Wil Wheaton! 10/16/2009 Edit details Sheldon seems to have to have it out for Wil Wheaton. Find out what his grudge is Monday at 9:30pm on CBS!

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Episode 5 - The Creepy Candy Coating Corollary 10/19/2009 Edit details Wil Wheaton guest stars on the next episode of The Big Bang Theory.

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Episode 4 - The Pirate Solution 10/12/2009 Edit details Raj faces deportation if he does not find a job on the next episode of The Big Bang Theory.

Episode 3 - The Gothowitz Deviation 10/5/2009 Edit details Sheldon believe he can train Penny like a lab rat on the next episode of The Big Bang Theory.

Episode 2 - Getting Sick 9/22/2009 Edit details Are Penny and Sheldon starting to get sick of each other, find out on a new Big Bang Theory.

Episode 1 - Stay Nerdy 8/17/2009 Edit details

Episode 201 - The Vegas Renormalization 4/27/2009 Edit details When Wolowits is dumped by Leslie, Leonard and Raj take him to Las Vagas to get over it leaving Shelden at home.

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Episode 23 - Coolest Season Finale Ever 5/8/2009 Edit details Get your parka out and join the boys for their season finale.

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Episode 22 - The Classified Materials Turbulence 5/4/2009 Edit details

Episode 21 - The Axe 4/26/2009 Edit details Howard gets dumped and the boys plan a Vegas trip.

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Episode 20 - The Hofstadter Isotope 4/13/2009 Edit details fellow comic book enthusiast's hitting on Penny leads to Leonard and Howard going to a bar's Ladies' Night.

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Episode 19 - The Dead Hooker Juxtaposition 3/30/2009 Edit details Penny feels threatened when another sexy woman moves into the apartment building.

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Episode 18 - The Work Song Nanocluster 3/16/2009 Edit details Penny's business selling hair products out of her apartment gets out of hand when an over-caffeinated Sheldon takes charge.

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Episode 17 - Terminator 3/5/2009 Edit details Is Summer Glau a sophisticated robot sent back through time to destroy the future of four pathetic nerds?! Find out, on The Big Bang Theory, Mondays on CBS.

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Episode 16 - The Cushion Saturation 3/2/2009 Edit details Paintball leads to a squabble between Sheldon and Penny, as well as romance between Howard and Leslie.

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Episode 15 - The Maternal Capacitance 2/9/2009 Edit details Leonard suffers through a dreadful visit from his mother (Christine Baranski) that ends up bringing him and Penny closer.

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Episode 14 - The Financial Permeability 2/2/2009 Edit details When Sheldon comes up with a plan to fix Penny's finances, it leads to Leonard coming face-to-face with her ex, Kurt.

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Episode 13 - Sheldon's Friendship Flowchart 1/20/2009 Edit details Sheldon devises a flowchart to cement his friendship with Kripke

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Episode 12 - Putting Monte To Rest 1/12/2009 Edit details Sheldon, Leonard, Howard, and Raj mourn the loss of their killer robot and Penny sticks her foot in her mouth once again

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Episode 11 - Bath Item 12/15/2008 Edit details Raj and Howard try to help Sheldon pick out an appropriate gift for Penny

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Episode 10 - The Vartabedian Conundrum 12/8/2008 Edit details Leonard's relationship with Stephanie is moving too fast for him, so he runs to Penny for advice. Stephanie: Sara Rue.

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Episode 9 - The White Asparagus Triangulation 11/24/2008 Edit details Sheldon is overexuberant that Leonard finally has a girlfriend matching his high standards.

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Episode 8 - The Lizard-Spock Expansion 11/17/2008 Edit details A smitten Wolowitz thinks he's found his soul mate---until the woman (Sara Rue) meets Leonard.

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Episode 7 - The Panty Pi?ata Polarization 10/10/2008 Edit details With Wolowitz AWOL with one of her friends, Penny's recruited to fill in for him on the guys' Halo team.

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Episode 6 - Godzilla Clause 11/3/2008 Edit details Sheldon tries to guilt Leonard into helping him get rid of Ramona by invoking different clauses of their friendship

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Episode 5 - Get Out 10/20/2008 Edit details Sheldon gets on Penny's nerves during the commute to work

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Episode 4 - Our New Friend, Ironman 10/13/2008 Edit details The boys brainstorm on what would make for a perfect new friend

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Episode 3 - Chosen by Science 10/6/2008 Edit details Sheldon attempts to set Penny up with an online dating service

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Episode 2 - Worst Renaissance Fair 9/29/2008 Edit details The guys are returning from a renaissance fair when they run into Penny and her new friend

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Episode 1 - Sheldon On Valium 9/22/2008 Edit details A drug induced Sheldon returns to his apartment and finally tells Leonard the secret he's been keeping for Penny

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Episode 112 - Spock's Dying Words 7/16/2008 Edit details The boys quote a classic line from a Star Trek movie in order to convince Sheldon to compete in an academic competition

Episode 17 - Season Finale 5/21/2008 Edit details Get a behind the scenes look into the Big Bang Theory season finale

Episode 15 - The Shiksa Indeterminacy 5/5/2008 Edit details .

Episode 14 - The Nerdmabelia Scattering 4/28/2008 Edit details .

Episode 13 - The Bat Jar Conjecture 4/21/2008 Edit details .

Episode 12 - The Jerusalem Duality 4/14/2008 Edit details .

Episode 11 - The Pancake Batter Anomaly 3/31/2008 Edit details .

Episode 10 - The Loobenfeld Decay 3/24/2008 Edit details .

Episode 9 - The Cooper-Hofstadter Polarization 3/17/2008 Edit details .

Episode 8 - The Grasshopper Experiment 11/12/2007 Edit details .

Episode 7 - The Dumpling Paradox 11/5/2007 Edit details .

Episode 6 - The Middle Earth Paradigm 10/29/2007 Edit details .

Episode 5 - The Hamburger Postulate 10/22/2007 Edit details .

Episode 4 - The Luminous Fish Effect 10/15/2007 Edit details .

Episode 3 - The Fuzzy Boots Corollary 10/8/2007 Edit details .

Episode 2 - The Big Bran Hypothesis 10/1/2007 Edit details .

Episode 1 - Pilot 9/24/2007 Edit details .