
They're just doing
a BACKGROUND check on me.
The Big Bang Theory Season 4, Episode 7

And the absence of BACKGROUND noise may
mean they weren't calling from the street.
Money Heist Season 3, Episode 4

They shot me in front of a starry
BACKGROUND where I posed like this:
The Big Bang Theory Season 2, Episode 4

to do a BACKGROUND
check on her.
The Big Bang Theory Season 12, Episode 4

...freeing my prefrontal cortex
to work quietly in the BACKGROUND.
The Big Bang Theory Season 3, Episode 14