Seinfeld Reunion on Larry David's HBO show "Curb Your Enthusiasm" (2009)

Many Seinfeld fans believe the season 9 finale was intended to create an opening or the cast if they ever wanted to come back and make more episodes. What many people don't know is that in a way the Seinfeld crew has already reunited to make a section of an episode in Larry David's "Curb Your Enthusiasm" in November of 2009.

In this episode, David in present time was watching a current episode of Seinfeld. The episode lasted around 12 minutes inside of the 22min episode of the HBO show.

Here's is a clip from the episode...