Prepare your uterus
for his gigantic OFFSPRING?
The Big Bang Theory Season 7, Episode 13
There's no guarantee our sperm's
going to generate high-IQ OFFSPRING.
The Big Bang Theory Season 1, Episode 1
...to protect the genetic integrity
of your sister's future OFFSPRING.
The Big Bang Theory Season 1, Episode 15
...produces the strongest OFFSPRING.
The Big Bang Theory Season 1, Episode 15