Pixar plays a bittersweet symphony in the latest 'Coco' trailer

In retrospect, it's kinda surprising that Pixar doesn't employ the song "Bittersweet Symphony" more often in their trailers. That two-word title sums up most of their movies so well.
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But it's particularly apt for Coco, a new adventure about a young boy, Miguel (Anthony Gonzalez), who just wants to become a musician, like his great-great grandfather before him.
Unfortunately, music has been banned in his family for generations,