
...this mean little skull,
or Kermit the Frog.
The Big Bang Theory Season 3, Episode 3

- Kermit the Frog?
- You know:
The Big Bang Theory Season 3, Episode 3

Like the FROG who's put
in a pot of water
The Big Bang Theory Season 7, Episode 16

Or you're just
a tall, annoying FROG.
The Big Bang Theory Season 7, Episode 16

Well, I'm sorry
I'm not a FROG.
The Big Bang Theory Season 12, Episode 17