The Big Bang Theory
The Roommate Transmogrification
S4 E24:
Bernadette receives her PhD and the gang begin to tease Wolowitz for being the only one among them who isn't a doctor. Meanwhile, Koothrappali becomes Sheldon's new flatmate after hearing Leonard and Priya engaging in a Star Trek bedroom fantasy.
Starring
Melissa Rauch, Aarti Mann, Mayim Bialik