Thread:JoshuaCoalskull/@comment-1984959-20130208084815/@comment-1999071-20130209022927

That's because there are two message. One is for users with a registered account, and the other is for unregistered users.

Also, the Welcome message is for Talk Pages. MediaWiki:Welcome-message-wall-anon and MediaWiki:Welcome-message-wall-user are the pages for the Message Wall feature. :)