
ELEPHANT?
The Big Bang Theory Season 7, Episode 2

It was kind of the ELEPHANT
in the room, so...
The Big Bang Theory Season 6, Episode 19

If I had an ELEPHANT
named Topsy,
The Big Bang Theory Season 11, Episode 8

And the answer was ELEPHANT.
The Big Bang Theory Season 4, Episode 24

from an ELEPHANT
that died of syphilis.
The Big Bang Theory Season 5, Episode 16