The Big Bang Theory Season 12 Episode 15
The Donation Oscillation
Penny tries to seduce an abstaining Leonard to ruin his "donation" for her ex-boyfriend, Zack, and his wife, Marissa. Also, Wolowitz, Bernadette, Anu and Koothrappali turn Koothrappali's canceled bachelor party into a couple's trip.
- 12 - 24Unraveling the Mystery: A Big Bang FarewellMay. 16, 2019
- 12 - 23The Change Constant / The Stockholm SyndromeMay. 16, 2019
- 12 - 22The Maternal ConclusionMay. 09, 2019
- 12 - 21The Plagiarism SchismMay. 02, 2019
- 12 - 20The Decision ReverberationApr. 25, 2019
- 12 - 19The Inspiration DeprivationApr. 18, 2019
- 12 - 18The Laureate AccumulationApr. 04, 2019
- 12 - 17The Conference ValuationMar. 07, 2019
- 12 - 16The D & D VortexFeb. 21, 2019
- 12 - 15The Donation OscillationFeb. 07, 2019
- 12 - 14The Meteorite ManifestationJan. 31, 2019
- 12 - 13The Confirmation PolarizationJan. 17, 2019
- 12 - 12The Propagation PropositionJan. 10, 2019
- 12 - 11The Paintball ScatteringJan. 03, 2019
- 12 - 10The VCR IlluminationDec. 06, 2018
- 12 - 9The Citation NegationNov. 15, 2018
- 12 - 8The Consummation DeviationNov. 08, 2018
- 12 - 7The Grant Allocation DerivationNov. 01, 2018
- 12 - 6The Imitation PerturbationOct. 25, 2018
- 12 - 5The Planetarium CollisionOct. 18, 2018
- 12 - 4The Tam TurbulenceOct. 11, 2018
- 12 - 3The Procreation CalculationOct. 04, 2018
- 12 - 2The Wedding Gift WormholeSep. 27, 2018
- 12 - 1The Conjugal ConfigurationSep. 24, 2018