The Big Bang Theory

Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the chemistry among the friends and the developing romance between Leonard and Penny. The addition of M (more…)

Provider: Eastern (ET) Change
Mon Sep 25 8:00pm
The Proposal ProposalNew(Season 11, Episode 1) CBS

Season 11 begins with Amy giving Sheldon an answer to his marriage proposal. Meanwhile, Howard and Bernadette struggle with some unexpected news.

I’ll Watch390 Watching
Tue Sep 26 7:00pm
The Einstein Approximation(Season 3, Episode 14) TBS

Newton had his apple. Sheldon has cheesecake. An impasse in his work leads Sheldon to get a job working with Penny at a restaurant known for that dessert.

I’ll Watch847 Watching
Tue Sep 26 7:30pm
The Large Hadron Collision(Season 3, Episode 15) TBS

Leonard is only allowed to bring one guest for his trip to the CERN science complex in Switzerland, and he's forced to choose between Sheldon and Penny.

I’ll Watch708 Watching
Tue Sep 26 8:00pm
The Excelsior Acquisition(Season 3, Episode 16) TBS

Sheldon misses an opportunity to meet comics mogul Stan Lee, who appears in a cameo, when he has to go to traffic court after getting a ticket because of Penny.

I’ll Watch713 Watching
Tue Sep 26 8:30pm
The Precious Fragmentation(Season 3, Episode 17) TBS

The guys go to a garage sale and find a ring from "The Lord of the Rings" film, and the rare find threatens their friendship.

I’ll Watch789 Watching
Tue Sep 26 9:00pm
The Pants Alternative(Season 3, Episode 18) TBS

The friends try to help Sheldon overcome his fear of speaking in public.

I’ll Watch852 Watching
Tue Sep 26 9:30pm
The Wheaton Recurrence(Season 3, Episode 19) TBS

Wil Wheaton returns and once again battles with Sheldon, this time in a bowling match; and Penny and Leonard have a fight that threatens their relationship.

I’ll Watch693 Watching
Tue Sep 26 10:00pm
The Spaghetti Catalyst(Season 3, Episode 20) TBS

Sheldon tells a lie to appease Penny and Leonard, who aren't speaking to each other, but then he gets caught.

I’ll Watch744 Watching
Tue Sep 26 10:30pm
The Plimpton Stimulation(Season 3, Episode 21) TBS

The arrival of a famous physicist (Judy Greer), has Sheldon and Leonard competing for her attention.

I’ll Watch769 Watching
Wed Sep 27 7:00pm
The Staircase Implementation(Season 3, Episode 22) TBS

Leonard tells Penny the story of how he met Sheldon.

I’ll Watch825 Watching
Wed Sep 27 7:30pm
The Lunar Excitation(Season 3, Episode 23) TBS

In the third-season finale, Wolowitz and Koothrappali play matchmaker for Sheldon by setting up an online-dating profile for him. Meanwhile, Penny thinks that her relationship with Leonard has affected her ability to date "normal" men.

I’ll Watch896 Watching
Wed Sep 27 8:00pm
The Robotic Manipulation(Season 4, Episode 1) TBS

In the fourth-season opener, Sheldon goes on a date with Amy Fowler----his first date ever---and Penny finds herself accompanying them.

I’ll Watch1538 Watching
Wed Sep 27 8:30pm
The Cruciferous Vegetable Amplification(Season 4, Episode 2) TBS

Sheldon hatches a plan to extend his lifespan when he realizes he won't be around to see the technology that will be able to download his consciousness into a robot. Steve Wozniak has a cameo.

I’ll Watch1001 Watching
Wed Sep 27 9:00pm
The Zazzy Substitution(Season 4, Episode 3) TBS

Everyone worries for Sheldon, who begins searching for non-human companionship.

I’ll Watch1205 Watching
Wed Sep 27 9:30pm
The Hot Troll Deviation(Season 4, Episode 4) TBS

Wolowitz is embarrassed when a secret of his is revealed; and Sheldon and Raj battle at work.

I’ll Watch1116 Watching
Wed Sep 27 10:00pm
The Desperation Emanation(Season 4, Episode 5) TBS

Sheldon meets Amy's mother and comes to the realization that he no longer wants to see Amy; and Leonard realizes that everyone is in a relationship except for him.

I’ll Watch1930 Watching
Thu Sep 28 9:00pm
The Irish Pub Formulation(Season 4, Episode 6) TBS

Raj's sister visits and inadvertently causes trouble for the friends.

I’ll Watch2041 Watching
Thu Sep 28 9:30pm
The Apology Insufficiency(Season 4, Episode 7) TBS

Howard baffles Sheldon when he won't accept his apology; and an FBI agent (Eliza Dushku) interviews the guys for Howard's security clearance.

I’ll Watch1546 Watching
Thu Sep 28 10:00pm
The 21-Second Excitation(Season 4, Episode 8) TBS

The guys camp out in a line hoping to see an anticipated movie, while Penny and Bernadette arrange Amy's first slumber party. Wil Wheaton has a cameo.

I’ll Watch2576 Watching
Fri Sep 29 9:00pm
The Alien Parasite Hypothesis(Season 4, Episode 10) TBS

Amy is attracted to Penny's ex-boyfriend; and Raj and Howard argue about which of them would be a better superhero.

I’ll Watch2199 Watching
Fri Sep 29 9:30pm
The Justice League Recombination(Season 4, Episode 11) TBS

The guys borrow Penny's new boyfriend when they enter a costume contest as members of the Justice League.

I’ll Watch3392 Watching
Sat Sep 30 7:30pm
The Boyfriend Complexity(Season 4, Episode 9) TBS

Penny asks Leonard to lie to her visiting father (Keith Carradine), while Howard, Raj and Bernadette spend all night looking through a telescope.

I’ll Watch1648 Watching
Sat Sep 30 8:00pm
The Bus Pants Utilization(Season 4, Episode 12) TBS

Leonard has a great idea for a smartphone app, and it causes friction with Sheldon.

I’ll Watch3289 Watching
Sat Sep 30 8:30pm
The Love Car Displacement(Season 4, Episode 13) TBS

Howard is jealous when Bernadette runs into her old boyfriend at a science event they're attending.

I’ll Watch1799 Watching
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  • Premiered: September 24, 2007
  • Rating: TV-PG
  • Premise: Two nerdy physicists share an apartment and an unlikely friendship with their beautiful neighbor with whom one of them is infatuated. Like the universe after the big bang, the show's popularity expanded, thanks to breakout star Jim Parsons, along with the… (more)

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