Grab yourself a Tetris Attack ROM
http://emucation.com/dl-rom-37321-group-15695.htm
and ZSNES v1.36
http://www.zsnes.com/index.php?page=files
Then one of us can either post our IP over the internet for the world to see, or we could use a virtual LAN/VPN.
Hamachi is shit now and I can't even use it anymore. OpenVPN would be nice if I could ever get the damn thing to work. Tunngle works but it's really obnoxious. I've never tried FreeLAN myself.