The Big Bang Theory · SEASON 12

The Donation Oscillation

Episode 15 · 2019-02-07

★ 6.8
The Big Bang Theory poster
Season 12Episode 15★ 6.8/10
  • Comedy

Episode overview

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.

22 minutes

Season 12 episodes