S5E23

The Launch Acceleration

The Big Bang Theory

calendar_todayMay 3, 2012 schedule21 min star7.6

When NASA moves up Howard's mission, he must face his fears and Bernadette's dad, thus putting the wedding plans in jeopardy. Meanwhile, Leonard says something surprising to Penny in the bedroom.

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CBS

star Guest Stars

Casey Sander

Mike Rostenkowski

Robert Clotworthy

Dave Roeger (voice)

Karl T. Wright

Jimmy