
And Heisenberg says,
"Darn it, now I don't know where I am."
The Big Bang Theory Season 10, Episode 21

"Darn tooting, I do.
The Big Bang Theory Season 3, Episode 16

Darn it, I do like
objects that hover.
The Big Bang Theory Season 11, Episode 15

Hot DARN!
The Big Bang Theory Season 5, Episode 20

Oh, gosh DARN it,
that is interesting.
The Big Bang Theory Season 11, Episode 13