Season 5, Episode 24 Aired: May 10, 2012 The Big Bang Theory Season 5 Episode 24 The Big Bang Theory Season 5 Episode 24 - The Countdown Reflection The fifth season ends with Howard and Bernadette deciding to get married before his NASA mission, causing the gang to scurry into overdrive in an effort to stage the wedding.

Season 5, Episode 23 Aired: May 3, 2012 The Big Bang Theory Season 5 Episode 23 The Big Bang Theory Season 5 Episode 23 - The Launch Acceleration When NASA reschedules the launch of Howard's mission, the countdown to his wedding with Bernadette is put on hold, leaving him to deal with an irate father of the bride.

The Big Bang Theory