
I always got stuck on
the first CHALLENGE--
The Big Bang Theory Season 7, Episode 3

l'm saying,
where's the CHALLENGE?
Breaking Bad Season 4, Episode 2

Maybe since you're so good,
he's taking his time to meet the CHALLENGE.
The Big Bang Theory Season 6, Episode 6

There would be greater shame
in accepting a CHALLENGE from a criminal.
Vikings Season 1, Episode 6

Maybe you need to CHALLENGE
your motor skills.
The Big Bang Theory Season 10, Episode 22