You mock the sphincter,
but the sphincter is a class of MUSCLE...
The Big Bang Theory Season 4, Episode 2
Great. Just keep in mind astronauts lose
a lot of MUSCLE tone in space...
The Big Bang Theory Season 6, Episode 4
I'm doing some experiments
to show that the signal to move a MUSCLE
The Big Bang Theory Season 10, Episode 19
We need MUSCLE
and we need enforcers.
Breaking Bad Season 2, Episode 11
Good thinking, I'll just be the MUSCLE.
The Big Bang Theory Season 1, Episode 1