
Subtle, Mom. Real SUBTLE.
The Big Bang Theory Season 8, Episode 23

Was that just a generic platitude
or was that a SUBTLE bid for attention?
The Big Bang Theory Season 1, Episode 5

Subtle, Mom. Real SUBTLE.
The Big Bang Theory Season 8, Episode 23

I'm sorry, was I being too SUBTLE?
The Big Bang Theory Season 4, Episode 3

It was a SUBTLE nod to a book
called Stand on Zanzibar,
Westworld Season 3, Episode 8