The Big Bang Theory Season 9 Episode 18 – The Application Deterioration

Aired : Mar 10 2016 | 115 Views | 35 Link Submissions |

Watch The Big Bang Theory season 9 episode 18 online for free. 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.