Currently Being ModeratedMay 29, 2013 6:40 AM (in response to laurabergie)
The iDVD application allows you to burn your iMovie project to a DVD.
If you want to send the movie to iTunes, you do not use iDVD.
You would open your iMovie project, and then choose Share > iTunes
The step-by-step instructions are in the iMovie User Guide below:
I hope this information helps!