
Fermions have half-integer SPIN.
The Big Bang Theory Season 8, Episode 1

Or are you forgetting
when the Spin Doctors
The Big Bang Theory Season 12, Episode 5

And reverse the SPIN
on the antiproton...
The Big Bang Theory Season 5, Episode 7

Then simply sit, SPIN, stand.
The Big Bang Theory Season 10, Episode 13

Bosons have integer SPIN.
The Big Bang Theory Season 8, Episode 1