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The Big Bang Theory (OAD: )

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The Big Bang Theory : The Hofstadter Isotope


Wolowitz and Leonard decide to check out a local bar on Ladies' Night.

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Previous Episode

The Dead Hooker Juxtaposition

(First Aired: March 30, 2009)

Penny develops a rivalry with a sexy new female neighbor who threatens her position as queen bee of the building.

Next Episode

The Vegas Renormalization

(First Aired: April 27, 2009)

Koothrappali and Leonard take Wolowitz to Las Vegas; Sheldon is forced to bunk with Penny when he gets locked out of his apartment.