3.14159  Apparently Pi Day began with a ritual in San Francisco.

The first Pi Day was celebrated in 1989 at the San Francisco Exploratorium, whose staff celebrates most years by walking in a circle around a "Pi shrine" a little more than 3 times.

In light of the release of the basketball tournament brackets, perhaps one can obtain some good luck by walking from one end of the free-throw line to the other along the arc of the free-throw circle, thus subtending an angle of p radians.