When Jerry Seinfeld moved into his apartment he casually said to his neighbour "what's mine is yours". Little did he know just how seriously Cosmo Kramer would take this.
To Jerry's amusement and annoyance, Kramer spends a crazy amount of time in his apartment. From eating all the food in his fridge to watching tv whilst Jerry has a girlfriend round, Kramer is always there.
In fact, things get so out of hand that Jerry at one point asks to have his key back. This escalates to the point that Kramer decides to leave New York and head to Los Angeles, where it doesn't quite so to plan for him.
Although Jerry often gets frustrated at Kramer's stealing of food and constant presence in his apartment, it turns out that Jerry wouldn't want it any other way.
Kramer often ends up getting Jerry involved in his crazy schemes, the question is, do you know who did what?
Can you remember which of the pair made a guest appearance on Murphy Brown? Do you know if it was Jerry or Kramer who ended a relationship because their date ate peas one at a time?
Let's find out if you can prove your knowledge at this ultimate Seinfeld quiz!