TV series example of the word

The Big Bang Theory Season 1, Episode 10
But beyond that, I have realized the Leo I described...

The Big Bang Theory Season 1, Episode 10
Sheldon does not have a cousin Leo.

The Big Bang Theory Season 1, Episode 10
You see, while Leo would not have gone into rehab...

The Big Bang Theory Season 1, Episode 10
Hi, Leo, how are you feeling?

The Big Bang Theory Season 1, Episode 10
Well, that's Leo.