if someone wanted to use Sheldon
as their SPERM donor?
The Big Bang Theory Season 12, Episode 12
Um, is this the high-IQ SPERM bank?
The Big Bang Theory Season 1, Episode 1
You're paying?
Have you been selling your SPERM again?
The Big Bang Theory Season 2, Episode 22
I know....SPERM.
The Big Bang Theory Season 12, Episode 12
I will find an appropriate SPERM donor
for your eggs...
The Big Bang Theory Season 1, Episode 15