How to save YouTube clips

[ecb]

Can anybody tell me a good, free way of saving YouTube film clips, please? I used to use the following web site:

http://www.keepvid.com (http://www.keepvid.com/)

But now they want payment.

[Alrock]

If using Firefox then just get the "DownloadHelper" add-on

[ecb]

That worked, thanks.