That's from Avatar.
The Big Bang Theory Season 4, Episode 19
I can't believe you haven't
seen Avatar yet.
The Big Bang Theory Season 11, Episode 9
Why are they making
four more Avatar movies?
The Big Bang Theory Season 11, Episode 9
You even went as Avatar
for Halloween.
The Big Bang Theory Season 11, Episode 9
You saw E.T., Avatar, Jurassic World.
The military just shows up and takes over.
The Big Bang Theory Season 9, Episode 24