
The Star Trek REFERENCE
and the play on words...
The Big Bang Theory Season 2, Episode 22

In REFERENCE to a database
much larger than anything
I know of in the park.
Westworld Season 2, Episode 4

was an obvious REFERENCE
The Big Bang Theory Season 7, Episode 3

...you'd be in a non-inertial
REFERENCE frame and would...
The Big Bang Theory Season 1, Episode 3

For future REFERENCE,
if I want to watch Mean Girls,
The Big Bang Theory Season 9, Episode 11