
He had a panic attack once
when he got his head stuck in his SWEATER.
The Big Bang Theory Season 3, Episode 10

Do you need it
to buy a less disturbing SWEATER vest?
The Big Bang Theory Season 3, Episode 5

and SWEATER
vests and...
The Big Bang Theory Season 12, Episode 22

That's true. But, on the other hand,
you are wearing a bird SWEATER.
The Big Bang Theory Season 2, Episode 10

All his SWEATER vests.
The Big Bang Theory Season 12, Episode 24