Anamorphicizer An useful application that allows you to easily export your video from FCP to iDVD
Anamorphicizer is a free Mac application that will allow you to easily export your video from FCP like you normally would for going to iDVD.
Drag and drop it on the Anamorphicizer. You'll get a second file in the same folder with Anamorphic added to the file name.
If you just want to export your FCP format videos to iDVD Anamorphicizer is the right choice for you.