
Now that I think about it,
that would be HELPFUL.
The Big Bang Theory Season 6, Episode 20

might be HELPFUL
in this situation.
The Big Bang Theory Season 5, Episode 19

That's not HELPFUL!
The Big Bang Theory Season 10, Episode 5

Uh, HELPFUL hint--
trim your nails first.
The Big Bang Theory Season 5, Episode 17

Of course. Prayer can be HELPFUL, I hear.
Game of Thrones Season 4, Episode 1