March madness in our house involves two birthdays, each with a themed cake. The first, for our now-13-year-old, was based on the Myst island:
Everything is edible. It includes Twinkies, ice-cream cones, coffee cakes, marshmallows (regular and mini), pretzels (stix and rods), Hershey bars, Ring Dings, Twizzlers, those rectangular wafer cookies, and my new favorite building material, Little Debbie Fudge Brownies. It's all topped off with plenty of frosting, in brown, white, blue, and two greens.
Here's the original source material, screen shots from Myst game:
Of course, with five 13-year-olds and two brothers around the table, it didn't last long: