The Big Bang Theory

The Maternal Congruence

E11    Dec 14, 2009    20m    TV-PG
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A Christmas visit from his mother has Leonard discovering she's kept a lot of news from him that she shares with Sheldon and worrying if she'll approve of his romance with Penny.
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Cast of The Maternal Congruence
  • Johnny GaleckiLeonard Hofstadter
  • Jim ParsonsSheldon Cooper
  • Kaley CuocoPenny
  • Simon HelbergHoward Wolowitz
  • Kunal NayyarRajesh Koothrappali
  • Christine BaranskiBeverly Hofstadter

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