1] Take your LJ username and replace each letter with the corresponding number (A=1, B=2, etc...).
wildnwacky
23+9+12+4+14+23+1+3+25
[2] Add all of the numbers together to create a kind of super number.
114
[3] Add the digits of the number together.
6
[4] Find the post of this number in your LJ. If you don't have that many posts, add the digits together again.
http://www.livejournal.com/users/wildnwacky/2004/06/11/ [5] Take the digit you noted in step 3, and count that many words into the post.
unofficial
[6] Use the resulting word in a Google image search, and select a picture from the first page and post the results.
http://www.allensinc.com/coins/supplies/books/images/scrye_presents_the_ultimate_unofficial_pokemon_price_and_players_guide.jpg