The Big Bang Theory
The Earworm Reverberation
Season: 9
Episode: 10
Air Date: 2015-12-10
GUEST STARS: Stephen Merchant, Yoshi Barrigas
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".
![mYyJOfa85Ix95HdFz1D72OHTeY9.jpg](https://snogssite.com/data/tv/EpisodePosters/mYyJOfa85Ix95HdFz1D72OHTeY9.jpg)
The Earworm Reverberation
Season: 9
Episode: 10
Air Date: 2015-12-10
GUEST STARS: Stephen Merchant, Yoshi Barrigas
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".