in Hitchhiker's Guide
to the Galaxy,
The Big Bang Theory Season 7, Episode 16
Which is also called
The Hitchhiker's Guide to the Galaxy.
The Big Bang Theory Season 8, Episode 8
the guardians of peace
and justice in the GALAXY.
The Big Bang Theory Season 9, Episode 11
...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
Now, in the beloved novel
Hitchhiker's Guide to the Galaxy...
The Big Bang Theory Season 8, Episode 8