(Belated in many time zones....)
A few bits from the Hang With Friends comments worth preserving and sharing:
The pi rat pirate pie rat pie at instructables.com:
sk8eycat: Vons/Safeway is actually having a "Pi Day" sale! I'm always amazed when Marketing people actually do something clever instead of the same-old same-old.
And booklover pointed out that the mirror image of 3.14 is delicious!
Here's a version where the font makes it clearer: