
They must be BUSY playing doctor now.
Money Heist Season 3, Episode 8

but I got kind of BUSY.
The Big Bang Theory Season 11, Episode 16
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Can't you just say, "I'm BUSY?"
The Big Bang Theory Season 3, Episode 7

I'm BUSY, Ma.
The Big Bang Theory Season 2, Episode 16

Leonard, you're BUSY,
let's talk tomorrow.
The Big Bang Theory Season 4, Episode 19