Sorry you picked that name?

Many names are funny the first few times you see them. However most joke names get old fast. Now with Blizzards help and a few spare dollars, you can change it.

We’re happy to announce that through the wonders of modern gnomish engineering, you are now able to change your characters’ names. Finally, you can turn the moniker that seemed like a good idea at the time into something more befitting your true standing in World of Warcraft.

You can find all the details here.