![It's usually not serious,
but it can produce a cough like that.
It's usually not serious,
but it can produce a cough like that.](https://content2.mcqstudy.com/ss/bb-2-9-00:44:34.463.jpeg)
It's usually not SERIOUS,
but it can produce a cough like that.
Breaking Bad Season 2, Episode 9
![You can't be serious.
You can't be serious.](https://content2.mcqstudy.com/ss/tbbt-2-18-00:18:17.011.jpeg)
You can't be SERIOUS.
The Big Bang Theory Season 2, Episode 18
![Fine, if that's what it takes
to show you that I'm serious.
Fine, if that's what it takes
to show you that I'm serious.](https://content2.mcqstudy.com/ss/tbbt-12-2-00:17:37.012.jpeg)
Fine, if that's what it takes
to show you that I'm SERIOUS.
The Big Bang Theory Season 12, Episode 2
![That's awesome.
Serious?
That's awesome.
Serious?](https://content2.mcqstudy.com/ss/bb-2-10-00:06:51.285.jpeg)
That's awesome.
Serious?
Breaking Bad Season 2, Episode 10
![Leonard, are we having
a serious conversation or not?
Leonard, are we having
a serious conversation or not?](https://content2.mcqstudy.com/ss/tbbt-3-13-00:01:53.505.jpeg)
Leonard, are we having
a SERIOUS conversation or not?
The Big Bang Theory Season 3, Episode 13