Ah, I see now. Here is the basic URL format:
Code:
http://gdata.youtube.com/feeds/base/users/CHANNEL_ID/uploads
Where "CHANNEL_ID" must be replaced with some real channel you want to pull videos from. E.g.:
http://gdata.youtube.com/feeds/base/...gerson/uploads
Here is the instruction on how to use it with CyberSEO:
http://www.cyberseo.net/wordpress-tube/