Okay, LIGHTS on, or LIGHTS off?
The Big Bang Theory Season 12, Episode 6
He's flashing his LIGHTS.
What's that mean?
The Big Bang Theory Season 9, Episode 24
...on its center axis
until the LIGHTS turn green.
The Big Bang Theory Season 8, Episode 22
You sure? They turn off the LIGHTS and it's
like a little laser show that poops all over.
The Big Bang Theory Season 6, Episode 8
And then, when the LIGHTS
come back on
The Big Bang Theory Season 11, Episode 15