Third floor, wrong apartment.
The Big Bang Theory Season 10, Episode 23
You crank the second
and THIRD axles,
The Big Bang Theory Season 7, Episode 15
Maybe there's a THIRD option.
The Big Bang Theory Season 7, Episode 2
And a THIRD time,
Vikings Season 1, Episode 8
Okay, well, what's the THIRD option?
The Big Bang Theory Season 9, Episode 11