The Big Bang Theory
The Application Deterioration
Season: 9
Episode: 18
Air Date: 2016-03-10
GUEST STARS: Laura Spencer, Alessandra Torresani, Jim Holmes
Leonard, Sheldon, and Wolowitz run into problems when they file for a patent for their infinite persistence gyroscope. Also, Penny, Amy and Bernadette give Koothrappali dating advice when Emily reaches out to him after their breakup.
![jUOKCbKMhg2jEarqXnuy0rdcLXO.jpg](https://snogssite.com/data/tv/EpisodePosters/jUOKCbKMhg2jEarqXnuy0rdcLXO.jpg)
The Application Deterioration
Season: 9
Episode: 18
Air Date: 2016-03-10
GUEST STARS: Laura Spencer, Alessandra Torresani, Jim Holmes
Leonard, Sheldon, and Wolowitz run into problems when they file for a patent for their infinite persistence gyroscope. Also, Penny, Amy and Bernadette give Koothrappali dating advice when Emily reaches out to him after their breakup.