Write us a story about revenge. About getting back at someone who deserves it. All the usual Spinetingler submission guidelines apply, except for any that differ from what is said here.
Story length: 1000-1450 words
Contest Entry Period: June 21, 2010 to July 21, 2010
In your subject line when you submit the story put: Contest/Payback
Prize for 1st place: Publication and $25
Prize for 2nd place: Publication and $15
Prize for 3rd place: Publication and $10
Prize for honorable mentions: Publication
More information here.