
...emotionally wrung out from the work
of convincing Leo to go back into rehab.
The Big Bang Theory Season 1, Episode 10

Hi, Leo, how are you feeling?
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

I am Sheldon's cousin Leo.
The Big Bang Theory Season 1, Episode 10

Now, look, Sheldon's cousin Leo escaped
rehab and he's in a Motel 8 in Long Beach.
The Big Bang Theory Season 1, Episode 10