only 1 item showing?

My page is set to public. i have entered my feed ID yet only 1 item shows despite there being more entries. Any ideas?

The id was located by going here: http://findmyfacebookid.com

which told me my id was 100002715829221

http://marshmx.co.uk/?page_id=482

http://wordpress.org/extend/plugins/wordpress-facebook-grabber/