Apparently, he's 12-down in
the TV Guide crossword puzzle.
The Big Bang Theory Season 7, Episode 19
Which is also called
The Hitchhiker's Guide to the Galaxy.
The Big Bang Theory Season 8, Episode 8
...luminous paint
will GUIDE you to the nearest exit.
The Big Bang Theory Season 4, Episode 24
- Yours are the stars that GUIDE us.
- Tell him!
Game of Thrones Season 4, Episode 2
Kleingast's Field Guide
to North American Insects.
The Big Bang Theory Season 3, Episode 2