
Gee, I don't KNOW.
Maybe it's because
The Big Bang Theory Season 7, Episode 4

l don't KNOW.
Three, four hundred.
Breaking Bad Season 4, Episode 2

This is just a heads-up
to let you KNOW I'm coming for you.
Breaking Bad Season 5, Episode 12

I don't KNOW how to say "thank you"
in Dothraki.
Game of Thrones Season 1, Episode 1

Do you KNOW what the realm is?
Game of Thrones Season 3, Episode 6