
I'm from Asia,
I'm MYSTERIOUS, deal with it.
The Big Bang Theory Season 5, Episode 20

Who's this MYSTERIOUS buddy
you suddenly have?
The Big Bang Theory Season 3, Episode 17

The mind's a MYSTERIOUS thing, Leonard.
The Big Bang Theory Season 6, Episode 8

- Hey, Raj. Where are you from?
- The MYSTERIOUS subcontinent of India.
The Big Bang Theory Season 3, Episode 12

were exotic
and MYSTERIOUS.
The Big Bang Theory Season 7, Episode 19