1. If your joke was 1 sentence in length:
    Great!  That is just the way to keep them, short and sweet!

2. If your joke was 2 sentences in length:
    Good!  You've got it! Short and sweet is the way to go

3. If your joke was 3 sentences in length:
    You're on the right track!  Jokes should always be three sentences or less.

4. If your joke was 4 sentences in length:
    It's too Long.  Jokes should be three sentences or less.

5. If your joke was 5 sentences in length:
    It's too long.  Jokes should be three sentences or less.

6. If your joke was more than 5 sentences in length:
    See number three!

This framework was taken from: http://www.jimrichardson.com/telljoke.html