
It's actually British.
The Big Bang Theory Season 4, Episode 4

If I've learned anything
from British television shows on PBS...
The Big Bang Theory Season 6, Episode 3

"...the British ambassador’s daughter,
Alison Parker...."
Money Heist Season 1, Episode 7

And speaking of ending relationships,
when British Honduras became Belize,
The Big Bang Theory Season 9, Episode 15

All right, where's
Tall British Dave taking you?
The Big Bang Theory Season 9, Episode 8