wow, a CHALLENGING time,
to put it mildly.
Breaking Bad Season 2, Episode 10
but the truth is,
Amy is just as CHALLENGING.
The Big Bang Theory Season 10, Episode 5
It really doesn't matter
as long as it's CHALLENGING.
The Big Bang Theory Season 10, Episode 22
Oh, we'll make the puzzles
extremely CHALLENGING
The Big Bang Theory Season 9, Episode 8
It's like me CHALLENGING you
to a sexy pants contest.
The Big Bang Theory Season 8, Episode 19