The Big Bang Theory – Penny and Raj Fight Over Who Discovered A Comet.
By Roger Miguel | Monday Monday Staff - 2018-04-22
Penny looks through the lens and sees something fuzzy. It turns out, it was a comet. The celebration is cut short when Raj tells Penny that he put his own name on the registration form. The Big Bang Theory S11E21 – The Comet Polarization.