and I made a SERIES
of bad decisions...
The Big Bang Theory Season 12, Episode 2
A NETFLIX ORIGINAL SERIES
Money Heist Season 3, Episode 2
But they're gonna run
a whole SERIES of tests, so...
Breaking Bad Season 2, Episode 3
A NETFLIX ORIGINAL SERIES
Money Heist Season 3, Episode 5
...Star Trek: The Original Series
"Trouble With Tribbles" crossover episode.
The Big Bang Theory Season 2, Episode 20