Wowiki contest for a beta key:

http://www.wowwiki.com/WoWWiki:WoWlympics


And, all the info you need if you want to just skip to the end and submit:

Submitting your answers:
Send one email to events@wikia.com (with "WoWlympics" as a subject line).

Include the following information:
The names of the articles where you found the various pieces of equipment.

Your real name.

Which region(s) you play WoW in - US or EU.

Names of articles and the pieces:
Brewfest
http://www.wowwiki.com/Brewfest
Gun

Korialstrasz
http://www.wowwiki.com/Korialstrasz
Javelin

Grizzly Hills
http://www.wowwiki.com/Grizzly_Hills
Horse

Small pet
http://www.wowwiki.com/Vanity_pets
Archery Target

Naga
http://www.wowwiki.com/Naga
Canoe