# On Big Bang Theory, who MUST know Penny's last name?

**URL:** <https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849>\
**Category:** Cafe Society\
**Created:** [August 25, 2015, 5:11pm UTC](https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849 "2015-08-25T17:11:46Z")\
**Posts on this page:** 4\
**Page:** 4

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**Author:** ![Knowed\_Out](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/knowed_out/32/7380_2.png) [@Knowed\_Out](https://boards.straightdope.com/u/Knowed_Out)\
**Post date:** [August 27, 2015, 3:06pm UTC](https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849/61 "2015-08-27T15:06:26Z")

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Tentiary

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**Author:** ![Bill\_Door](https://avatars.discourse-cdn.com/v4/letter/b/50afbb/32.png) [@Bill\_Door](https://boards.straightdope.com/u/Bill_Door)\
**Post date:** [August 27, 2015, 10:27pm UTC](https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849/62 "2015-08-27T22:27:47Z")

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It could be that no one on the show knows her name. She did come to California to be an actress. She may have adopted and be living under a stage name. During the wedding when the officiant says "Do you, Penny \_\_\_\_\_\_\_, " and everyone is stunned by her legal name, the characters and the audience get the simultaneous reveal.

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**Author:** ![terentii](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/terentii/32/212_2.png) [@terentii](https://boards.straightdope.com/u/terentii)\
**Post date:** [August 28, 2015, 4:26am UTC](https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849/63 "2015-08-28T04:26:31Z")

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> [@Colibri](#):
>
> If you didn’t actually think that, why did you say it in your earlier post?

Uhhhhhh … humor? :dubious: 😕

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**Author:** ![terentii](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/terentii/32/212_2.png) [@terentii](https://boards.straightdope.com/u/terentii)\
**Post date:** [August 28, 2015, 4:35am UTC](https://boards.straightdope.com/t/on-big-bang-theory-who-must-know-pennys-last-name/728849/64 "2015-08-28T04:35:31Z")

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Sorry, missed the EDIT window:

[Humor is a Difficult Concept - YouTube](https://www.youtube.com/watch?v=5j7ftfRiWlg)😃

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