I've been BUSY as...
Breaking Bad Season 2, Episode 3
but, um,
I'm too BUSY
The Big Bang Theory Season 7, Episode 16
He's good. He's, uh, BUSY.
Breaking Bad Season 4, Episode 8
Better not, then. I'm a bit BUSY.
Game of Thrones Season 3, Episode 10
I'm always BUSY.
The Big Bang Theory Season 8, Episode 6