
In a world where a piano is a weapon,
not a musical INSTRUMENT...
The Big Bang Theory Season 4, Episode 3

We could take some more
simulated INSTRUMENT readings.
The Big Bang Theory Season 8, Episode 6

Maybe sometime you can
try that on my INSTRUMENT.
The Big Bang Theory Season 1, Episode 5

...nor does she intend to play a percussive
or brass INSTRUMENT.
The Big Bang Theory Season 2, Episode 10

"Hey, wanna come over to my house
and hear me play an INSTRUMENT...
The Big Bang Theory Season 6, Episode 18