display birthday on current date from a category in wordpress

I want to display posts from a category 'Birthday' from current date.

How I can show all post fro开发者_开发技巧m a day and month. But it should not require any Year parameter.

I have tried it with

   <?php wp_get_archives('type=monthly'); ?> 

but it take year also.

Please help me, i want to display today's birthday

Argument must be an array

 <?php wp_get_archives(array('type'=>'monthly')); ?>