I just got my macro lens a week ago and dont have the flash yet, so these pictures are not the quality I really want, but they are pretty cool either way.
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-sample-photos.html
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-example-pictures.html
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-example-photos-of.html
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-sample-photos.html
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-example-pictures.html
http://macrophotoworks.blogspot.com/2010/05/mp-e-65mm-28-1x-5x-example-photos-of.html