A while ago a mate of mine offered me the chance to submit a cartoon to the online art magazine to which she contributed.  I sent in this:

Wacky stuff, I'm sure you'll agree.  Then I got an email from the editor saying that it wasn't the sort of thing that they wanted and could I do something more "Arty".  So, I did some rejigging, and 15 minutes later, I sent them this:

This was far more to their liking and got the seal of approval.