Normally your domain host give you the option to do this - instead of the normal forwarding you have now, there's usually be an option for frame forwarding (basically your domain would point to a single HTML file with your domain host that consists of a full-page frame containing your www.djbackside.blogspot.com site).
The coding (which your domain host would normally generate for you automatically) would be something like this:
You cannot post new topics in this forum You cannot reply to topics in this forum You cannot edit your posts in this forum You cannot delete your posts in this forum You cannot vote in polls in this forum