Watch The Big Bang Theory Season 4 Episode 23 online via TV Fanatic with over 5 options to watch the The Big Bang Theory S4E23 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, and Google Play.
|YouTube Purchase||Watch Now|
|Google Play||Watch Now|
When Howard finally breaks the news to his mom that he's engaged to Bernadette, it lands her in the hospital.