Make a best cliffhanger with screenshot or screenshot sequence and show it here.
So, lets start with an example:
Event will end in 15th of may and rewards are:
3rd reward
2nd reward
1st reward
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for people with special needs and who can't use google:
http://en.wikipedia.org/wiki/CliffhangerUpdate: For people who're having problems taking screenshots; you can come up with a cliffhanger with words (or use paint).