Watch The Big Bang Theory S05E24
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. NASA astronaut Mike Massimino has a cameo as himself.. You can watch The Big Bang Theory S05E24 here.
Air date: May 10, 2012 on CBS at 8:00 PM
Previous episode
Watch The Big Bang Theory S05E23 - The Launch Acceleration
Season 5 Episode 23
Air date: May 03, 2012 on CBS
Next episode
Watch The Big Bang Theory S06E01 - The Date Night Variable
Season 6 Episode 1
Air date: September 27, 2012 on CBS