Bernadette, Howard, Stuart, and Raj rush to the hospital anticipating the newest addition to the gang.
The Wolowitz's receive the surprise of a lifetime when Bernadette goes into labor. Excited about their future as parents, Howard and Bernie, joined by Raj and Stuart, rush to the hospital and anxiously await their new bundle of joy.
Meanwhile, Sheldon and Amy hope to continue their yearly tradition under the covers as they celebrate Amy's birthday on the latest episode of The Big Bang Theory entitled "The Birthday Synchronicity."
Watch The Big Bang Theory on Thursdays at 8/7c on CBS and CBS All Access.