Those files look ok except for
Code:
define('DB_USER', 'hollydoo');
My entry there would be i.e.
Code:
define('DB_USER', 'hollydoo_somename');
If installed correctly.. url to access your
zencart wordpress mod should be
http://www.hollydoodledesigns.com/shop/?
but you have urls set correctly in WP admin i.e.
Is my Wordpress address and Blog Address suppose to point to the root dir in the Wordpress Admin? Here is what I have.

WordPress Address (URL): http://www.hollydoodledesigns.com/shop
Blog Address (URL): http://www.hollydoodledesigns.com/shop