
Me neither,
but he just LIGHTS up when I laugh.
The Big Bang Theory Season 3, Episode 10

Lights off. If I'm gonna
do this, I want to do it right.
The Big Bang Theory Season 12, Episode 6

...on its center axis
until the LIGHTS turn green.
The Big Bang Theory Season 8, Episode 22

Howard, could you lower the LIGHTS?
I have a short PowerPoint presentation.
The Big Bang Theory Season 3, Episode 15

To make things more jolly, there were
so many blinking LIGHTS on the house...
The Big Bang Theory Season 3, Episode 11