My sister wrote a tanka with these initials, and I went, "huh?" So she told me to do a google search on WWJD. I did with the added word phoenix to see if it really did pop up in my area.

This is what I found: What would your deity do?

http://www.phoenixfestivals.com/modules.php?op=modload&name=News&file=article&sid=134

I thought some of these were cute.