The Big Bang Theory

The Cohabitation Formulation

  • Season 4
  • , Episode 16  | 
  • Aired: 2/17/2011
    • Length: 08:49:35
    • Plays: ???
Synopsis >

As Wolowitz contemplates taking things with Bernadette to the next level, he must choose between his girlfriend and his mother. Meanwhile, Leonard rekindles his relationship with Raj's sister, Priya.

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