The Pokémon Global Link has posted a news update about the Eevee Evolution Promotion Update. Information and details about receiving the Pokémon through Pokémon Dream World will be revealed soon. Players only have until May 5th, 2011 to play the 'Play to Befriend a Pokémon!' Minigame in the Pokémon Fun Zone on Pokémon.com. Below is the news posting from the Pokémon Global Link website.

Eevee Evolution Promotion Update

Don't miss your chance to befriend one of the Eevee's evolutions by playing a game in the Pokémon Fun Zone at Pokémon.com! When you play the game, you'll earn a Pokémon that you can then befriend in the Pokémon Dream World when the promotion launches in the coming months. But you'd better hurry! The game to earn one of the Eevee's evolutions will be available on Pokémon.com only until May 5.

Be sure to sign into your Pokémon Trainer Club account at Pokemon.com before you play the game. Then, use the same login information when you sign into the Pokémon Global Link to befriend your Pokémon.

Stay tuned for more information on when you'll be able to befriend your Eevee evolution in the Pokémon Dream World. This promotion will be coming Soon!

Source: http://en.pokemon-gl.com/information/?infoto=121