He thinks it's a CLUE
to a scavenger hunt.
The Big Bang Theory Season 12, Episode 2
- What's that about?
- Not a CLUE.
The Big Bang Theory Season 2, Episode 15
- No.
- Not a CLUE.
The Big Bang Theory Season 4, Episode 19
Maybe the spot's
the CLUE.
The Big Bang Theory Season 7, Episode 3
So, the part where he got stood up
didn't CLUE you in?
The Big Bang Theory Season 10, Episode 16