I noticed, at the end, he has the woman of his dreams in his arms and, what, he checks that the print is doing ok in the developing tray? Practically speaking, this is a good move. The print will be an important artifact of their marriage—something to treasure and bring out at their twenty-fifth anniversary. Still, part of me wants to see them forget about the density of the print and focus only on themselves for a few minutes. I suppose romance is only really appreciated by the experienced (aged).
As to the music, I say that it is something that he made, sincerely and, possibly, with love. More people should make their own music.