Vampytwist had the idea so thank him really, but he wanted me to post this because he said he was to lazy. Anyhow, he got this idead because I was complaining about not being able to do it. Somehow though, it worked. I can confirm it does also.
Things Needed:
A Trusted Friend.
Your Friend Must Know How To Portforward His IP.
A Brain.
How To:
1.) Have your friend port forward his IP.
2.) Connect to your friend's port forwarded IP on your ps3.
3.) And then have your friend follow the steps in You must login or register to view this content.
In conclusion, I hope this works for you, as how it did for me.
-Taylor