Originally Posted by cyberxxx

Here is how: http://www.cyberseo.net/wordpress-tube/

Examples:
http://www.planet-pussy.com/ (Tubepress 4)
http://www.bdsmtubex.com/ (Tubepress 3)

You can also use Free WordPress too as it was suggested above. But in any case you have to fill it with content somehow (best way is to use sponsored XML feeds). This is why you may need CyberSEO Suite (see sig )