That's CLASSIFIED.
The Big Bang Theory Season 2, Episode 22
The gibbon is the only member
of the ape family not CLASSIFIED as a great ape.
The Big Bang Theory Season 8, Episode 8
It's full of CLASSIFIED information
about the Air Force project.
The Big Bang Theory Season 10, Episode 20
because it's CLASSIFIED
and top secret.
The Big Bang Theory Season 11, Episode 8
It's CLASSIFIED.
If we tell anyone we'd get in trouble.
The Big Bang Theory Season 10, Episode 15