In this preview for "The Big Bang Theory" Season 10, Episode 12, Sheldon is excited to announce that he has finally found a way to prove the existence of parallel universes. Meanwhile, Leonard and Penny try to figure out how to deal with their new neighbor, who is a very loud musician.
| Channel | Category | Duration | Views |
|---|---|---|---|
| Music | TV Clip | 00:20 | 204 |
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Music
