Hidden Mustache on Stardoll?

Yeah, you read it right, stardoll has a hidden mustache in the starplaza. If you want the "el mustachio" for only 2 stardollars click this link:
http://www.stardoll.com/en/starplaza.php?startItemIds=397

Why would stardoll have a mustache when more than half the members are girls..?