The Big Bang Theory (season 4, episode 24) Bernadette gets her Ph.D., moving the folks to prod Wolowitz about his absence of a doctorate; Raj turns into Sheldon's flat mate. The Big Bang Theory (season 4, episode 24) Click on image to watch 123456789101112131415161718192021222324

The Big Bang Theory (season 4, episode 23) At the point when Howard at last breaks the news to his mom that he is locked in to Bernadette, it handles her in the medical clinic because of stun. The Big Bang Theory (season 4, episode 23) Click on image to watch 123456789101112131415161718192021222324

The Big Bang Theory (season 4, episode 21) Leonard is in the restroom with Priya when Sheldon wants to pee. Leonard is accused of two infringement of the flat mate understanding by Sheldon. The Big Bang Theory (season 4, episode 21) Click on image to watch 123456789101112131415161718192021222324

The Big Bang Theory (season 4, episode 20) Penny spreads talk that Bernadette is thinking about saying a final farewell to Howard. After the talk in the end comes to Priya, she reveals to Leonard that Raj is stricken with Bernadette. The Big Bang Theory (season 4, episode 20) Click on image to watch 123456789101112131415161718192021222324