The Big Bang Theory
The Loobenfeld Decay
Season 1, Episode 10 · Aired 2008-03-24
Synopsis
After hearing Penny sing, Leonard lies to avoid seeing her perform, but Sheldon takes it one step further with a more elaborate lie that leads to the appearance of his non-existent cousin.
In the series
This episode is part of The Big Bang Theory (2007–2019) on CBS.
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Key cast
- Johnny Galecki as Leonard Hofstadter
- Jim Parsons as Sheldon Cooper
- Kaley Cuoco as Penny
- Simon Helberg as Howard Wolowitz
- Kunal Nayyar as Raj Koothrappali
- Mayim Bialik as Amy Farrah Fowler