
But instead of vampires,
we had meth-heads. Ahem.
The Big Bang Theory Season 6, Episode 21

Excuse me. Ahem. Dr. Greene, question?
The Big Bang Theory Season 4, Episode 20

I don't, AHEM, think
I'm quite ready to do that yet.
Breaking Bad Season 2, Episode 1

...back in his favor. Ahem.
"Howard Joel Wolowitz.
The Big Bang Theory Season 4, Episode 7

Speaking of which, AHEM,
Breaking Bad Season 4, Episode 8