But Disney's tricky marketing strategy for "Narnia" - which includes aggressively courting Christian fans who can relate to the story's biblical allegory while trying not to disaffect secular fans - is particularly tricky when it comes to music.
Step 2. Make your audience cringe.
He said he was still awaiting a recording by the rock band Evanescence that is intended as the film's closing song.
Step 3. Put out a horrible Christian soundtrack.
The spiritual character of "Narnia" is being reinforced with the debut on the charts last week of a Christian pop album of music inspired by the film.
The album - which features original songs by such Christian pop mainstays as Jars of Clay and Steven Curtis Chapman - sold an estimated 5,200 copies in its first week, barely a blip on the overall Billboard sales chart but enough to rank as No. 10 among contemporary Christian music CD's, according to Nielsen SoundScan.
Step 4. Profit! (wait, are underpants gnomes involved?)