Episode Titles: Donation
You are viewing a list of 1 The Big Bang Theory episode featuring "Donation" in their title.
The Donation Oscillation
Season 12, Episode 15 - Aired February 7, 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 aboard the “vomit comet”.