Because you were driving like a LUNATIC.
The Big Bang Theory Season 10, Episode 1
Would you please talk some sense
into your LUNATIC roommate?
The Big Bang Theory Season 6, Episode 9
Will you tell
this LUNATIC
The Big Bang Theory Season 5, Episode 17
That motherfucker is a LUNATIC.
Money Heist Season 1, Episode 4
or have you always been
a LUNATIC?
The Big Bang Theory Season 11, Episode 16