living on a PLANET populated
with nothing but dogs.
The Big Bang Theory Season 5, Episode 21
...in which case you're with
the hottest man on the PLANET. Heh.
The Big Bang Theory Season 6, Episode 23
NARRATOR [OVER TV]:
The largest land animal
in all the PLANET
Breaking Bad Season 2, Episode 12
Or as I call it, Planet Bollywood.
The Big Bang Theory Season 2, Episode 4
may have discovered
a new PLANET in our solar system?
The Big Bang Theory Season 9, Episode 16