Originally Posted by Horny Dude

Here is a sample post of a single image:
http://tgpwp.com/demoV2/2011/09/this...w-off-a-style/

Use the WordPress Add Image function and just add a single image. Then click full size, best not to go over 900px wide on the image, and insert into the post. Make sure you also make this image the featured image for the index page.