
But, yes, Saul was finally USEFUL.
Ha, ha.
Breaking Bad Season 4, Episode 3

It's USEFUL for calculating the number
of atoms in a substance,
The Big Bang Theory Season 9, Episode 10

The officers will be USEFUL.
Game of Thrones Season 2, Episode 4

Useful talent.
Game of Thrones Season 5, Episode 7

I find him very USEFUL,
as you will discover.
Vikings Season 1, Episode 3