TV-PG
2016
Comedy
The Line Substitution Solution
Season 9, Episode 23
: When Sheldon decides he'd rather go to a movie screening than hang out with Amy, he hires Stuart to spend the day with her. Meanwhile Leonard's mother visits, and Penny just can't seem to connect with her.
Plans start at $9.99/month.
About the Series
The Big Bang Theory
Physicists and best friends Leonard and Sheldon learn about the social aspects of life through their relationships with the free-spirited beauty who moves in next door.
1. The Matrimonial Momentum
Season 9 premiere, Penny has a problem dealing with Leonard's confession about h...
2. The Separation Oscillation
To ease Penny's mind, Leonard pays a visit to the woman he kissed during his exp...
3. The Bachelor Party Corrosion
The guys surprise Leonard with a belated bachelor-party weekend in Mexico, but t...
4. The 2003 Approximation
Sheldon reverts to 2003 when he learns that Leonard and Penny are moving in toge...
5. The Perspiration Implementation
When Barry Kripke gives the guys fencing lessons, he makes a point of letting Sh...
6. The Helium Insufficiency
A helium shortage leads Sheldon and Leonard to do business with a dealer in the ...
7. The Spock Resonance
Sheldon's interview for a "Star Trek" documentary focusing on Spock turns up a s...
8. The Mystery Date Observation
When Leonard, Penny and Bernadette learn that Amy is going out on a dinner date,...
9. The Platonic Permutation
Sheldon and Amy spend Thanksgiving at the aquarium, Wolowitz volunteers at a sou...
10. The Earworm Reverberation
God only knows what song is constantly playing in Sheldon's head, but it reminds...
11. The Opening Night Excitation
Professor Proton visits Sheldon in a dream and gives him Obi-Wan-like advice abo...
12. The Sales Call Sublimation
Penny entices Leonard to meet with a psychiatrist, Stuart moves out of the Wolow...
13. The Empathy Optimization
Dealing with an under-the-weather Sheldon is draining for Penny, Leonard and the...
14. The Meemaw Materialization
Sheldon's Meemaw visits and there's friction between her and Amy, which intensif...
15. The Valentino Submergence
Sheldon and Amy celebrate Valentine's Day, Leonard and Penny feel the pangs of a...
16. The Positive Negative Reaction
The gang learns Bernadette is pregnant and celebrates with karaoke. Meanwhile, W...
17. The Celebration Experimentation
Sheldon and the gang celebrate his birthday and he's surprised by a special guest.
18. The Application Deterioration
Howard reconsiders entering into a legal partnership with Leonard and Sheldon, a...
19. The Solder Excursion Diversion
Sheldon shocks Amy with a startling revelation after she buys him a laptop. Raj ...
20. The Big Bear Precipitation
Sheldon shares a secret about Leonard when the two go on a weekend trip with Pen...
21. The Viewing Party Combustion
During a group get-together, a minor argument between Sheldon and Leonard turns ...
22. The Fermentation Bifurcation
Sheldon stays with Bernadette while the rest of the gang attends an event where ...
23. The Line Substitution Solution
Sheldon hires Stuart to spend the day with Amy. Meanwhile Leonard's mother visit...
24. The Convergence Convergence
In the Season 9 finale, Leonard's recently divorced parents roll into town, as d...
Season 9, Episode 23 - The Line Substitution Solution
Release Year:
2016
Rating Information:
TV-PG
Stream Must-See Series, Movies & More
Plans start at $9.99/month.