Season 7, Episode 13: "The Seven"

Well, you both presented very convincing arguments.

On the one hand, Elaine...

...your promise was given in haste.

But was it not still a promise?

And, Kramer, you did provide a service in exchange for compensation.

But does the fee, once paid, not entitle the buyer...

...to some assurance of reliability?

These were not easy questions to answer.