Hitchhiker's Guide
to the Galaxy.
The Big Bang Theory Season 7, Episode 6
Yeah, see, if you just change the story
to the destruction of a GALAXY,
The Big Bang Theory Season 9, Episode 14
...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
the guardians of peace
and justice in the GALAXY.
The Big Bang Theory Season 9, Episode 11
Which is also called
The Hitchhiker's Guide to the Galaxy.
The Big Bang Theory Season 8, Episode 8