...so that he could write an entry about Earth
for 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
I'm happy just to GUIDE you
to suitable entertainment choices.
The Big Bang Theory Season 3, Episode 14
...that will GUIDE me through the process.
The Big Bang Theory Season 2, Episode 13
Apparently, he's 12-down in
the TV Guide crossword puzzle.
The Big Bang Theory Season 7, Episode 19