The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
The guys find a "super" use for Penny's new boyfriend, Zack, when they enter a costume contest as the Justice League.
Guest Cast
Cast Appearances
![Penny](https://static.tvmaze.com/uploads/images/medium_portrait/175/439563.jpg)
Kaley Cuoco
as PennyEpisode Discussion
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