I got the Big Reveal for the mystery quilt - and I like it!  I didn't look at the instructions, I just started putting it up, based on what I "thought" the pictured showed me.  Here is my first attempt: 

This is about the point I realized I didn't have enough of the turquoise blocks to finish the quilt.  I spent a few panicked minutes looking for the "missing" turquoise blocks before I really looked at the instructions.  The purple blocks go in the middle, the turquoise will go more on the outside corners (I didn't get that far yet).  This is closer to what the quilt should look like - still a lot of blocks to put in: