Details
- Season
- Season 12
- Episode
- S12xE15
- Air Date
- 07 February 2019
- Where to watch
Overview
The Big Bang Theory season 12, episode 15 — “The Donation Oscillation” (S12xE15) first aired on 07 February 2019.
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.