I am Sheldon's 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
Leo, this is Penny,
our friend and neighbor.
The Big Bang Theory Season 1, Episode 10
...emotionally wrung out from the work
of convincing Leo to go back into rehab.
The Big Bang Theory Season 1, Episode 10