Summary
The guys return home from a three-month expedition at the North Pole; Penny finally reveals her true feelings for Leonard; and Sheldon and Howard put their most valuable comic books on the line on a bet to determine the species of a cricket.
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The Big Bang Theory
- 2009
- Season 3
- 23 episodes
- Sitcom
- Drama
Episode 21: The Plimpton Stimulation
Summary
Sheldon invites a famous physicist to the flat after befriending her online, but is put out to find Leonard showing an interest in her. Meanwhile, Penny has to confront her ex-boyfriend when the visitor turns up in his bedroom. Guest starring Judy Greer (Glenn Martin, DDS)
How to watch
Next showing
| channel | time | status |
|---|---|---|
E4  | - | |
E4 HD  | - | |
E4 +1  | - |
Streaming
❚ We may earn commission from links on this page. Our editorial is always independent (learn more)
Details
- Released on
- 2010-07-21
- Languages
- English
- Formats
- Colour | HD | SUB | AD
Credits
Cast
| role | name |
|---|---|
| Leonard Hofstadter | Johnny Galecki |
| Sheldon Cooper | Jim Parsons |
| Penny | Kaley Cuoco |
| Howard Wolowitz | Simon Helberg |
| Raj Koothrappali | Kunal Nayyar |
| Dr Elizabeth Plimpton | Judy Greer |
All episodes
Episode 21
The Plimpton Stimulation
- , E4Summary
Sheldon invites a famous physicist to the flat after befriending her online, but is put out to find Leonard showing an interest in her. Meanwhile, Penny has to confront her ex-boyfriend when the visitor turns up in his bedroom. Guest starring Judy Greer (Glenn Martin, DDS)How to watch
Next showing
channel time status E4
-E4 HD
-E4 +1
-Streaming
❚ We may earn commission from links on this page. Our editorial is always independent (learn more)Details
- Released on
- 2010-07-21
- Languages
- English
- Formats
- Colour | HD | SUB | AD
Credits
Cast
role name Leonard Hofstadter Johnny Galecki Sheldon Cooper Jim Parsons Penny Kaley Cuoco Howard Wolowitz Simon Helberg Raj Koothrappali Kunal Nayyar Dr Elizabeth Plimpton Judy Greer
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