two IMovies to one dvd
IMovie HD 6.0.3
"completed" a project but now must plop an additional one IN FRONT of it.
1. how do I "edit" ahead of a completed movie without messing up all the timing and music sync, etc.
2. JUST START A SEPARATE IMOVIE, DUMMY! But then how do I turn/burn the two projects into one DVD movie presentation when I am done?
MacBook Pro, Mac OS X (10.6.8)