The Bachelor Party Corrosion
| Episode Number | 3 |
|---|---|
| Season | 9 |
| Aired | 2015-10-05 |
| Overview | 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. |
| Runtime | 25 minutes |
| Absolute Number | 186 |
| Finale Type |