Just PLAIN old Howard Wolowitz again.
The Big Bang Theory Season 6, Episode 5
but he was a genius,
PLAIN and simple.
Breaking Bad Season 4, Episode 5
Is that PLAIN enough for you?
I want them both dead.
Game of Thrones Season 1, Episode 5
I made your favorite oatmeal, PLAIN.
The Big Bang Theory Season 10, Episode 23
They gave us PLAIN rice
instead of fried rice.
The Big Bang Theory Season 11, Episode 12