Using the same basic pattern style, I improvised this one.
It's a basic hat pattern (120 stitches on 3 mm circs to make the inside band, 1 row of purl for the fold, increase to 136 stitches. Start k2tog in intervals when it's time shape off and finish the top That's it!)
Here's my Ravelry link to the colour work chart, hobbled together from various sources.
Oh, here's a pic of the rejected Dr. Who hat.
And here's the ravelry link for this one if you're interested: