The Big Bang Theory Music
The Big Bang Theory season 9 poster

The Big Bang Theory season 9 episode 2 soundtrack

The Separation Oscillation,

Leonard confronts the woman he kissed on the North Sea in an attempt to set Penny's mind at ease. Also, Sheldon films a special episode of "Fun with Flags" after his breakup with Amy, and Bernadette feels guilty about withholding a secret from Penny.

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Theme Song

Big Bang Theory Theme
Barenaked Ladies