
He just went COLON, capital O.
The Big Bang Theory Season 3, Episode 1

HOWARD: If I push any harder,
I'm gonna give birth to my COLON.
The Big Bang Theory Season 1, Episode 14

HOWARD: If I push any harder,
I'm gonna give birth to my COLON.
The Big Bang Theory Season 1, Episode 14

but I still have a COLON full of
yesterday's meals to keep me company.
The Big Bang Theory Season 10, Episode 23

...a clean COLON is just one less thing
to worry about.
The Big Bang Theory Season 1, Episode 1