This blanket is undoubtedly a top notch example of just how far you can take the variation in this sort of project. Technicolor dreamcoat? Pshaw! make a continuous mitered blanket instead!
Mitered Granny Square Blanket
This attractive project has a wonderful, traditional texture as well as the classic miter angles. Another key point is, of course, that it's easy and highly customizable in size: just add more squares!
The full article about this pattern is here:
More info about project photographed here Mitered Granny Square Blanket.