Okay, Star Trek, the original SERIES.
The Big Bang Theory Season 10, Episode 5
This is the opening salvo
in what will be an escalating SERIES...
The Big Bang Theory Season 4, Episode 4
...Star Trek: The Original Series
"Trouble With Tribbles" crossover episode.
The Big Bang Theory Season 2, Episode 20
You know, as soon as I get a part
in a movie or my own TV SERIES.
The Big Bang Theory Season 3, Episode 16
But they're gonna run
a whole SERIES of tests, so...
Breaking Bad Season 2, Episode 3