The Big Bang Theory — Season 9 Episode 3: The Bachelor Party Corrosion

Name: The Bachelor Party Corrosion
Released: 2015-10-05

Still from The Big Bang Theory episode 3

The guys' science skills are put to the test when they get a flat tire during Leonard's bachelor party weekend in Mexico. Also, the girls force Penny to finally tell her family that she eloped with Leonard.

2015-10-05 · 19 min

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