The Big Bang Theory - Season 12 Episode 15 -
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.
Please explain the problem in a few words.
Max 255 characters.
Max 255 characters.