The Earworm Reverberation
| Episode Number | 10 |
|---|---|
| Season | 9 |
| Aired | 2015-12-10 |
| Overview | Sheldon has a revelation when he realizes why a song was stuck in his head. Also, Amy invites Dave over for dinner despite their previously awkward date, and Wolowitz and Koothrappali become obsessed with a fan of their band, "Footprints on the Moon." |
| Runtime | 25 minutes |
| Absolute Number | 193 |
| Finale Type |