year_of_luigi.js

var d = new  Date('2013-03-14')
var n = new Date()
var year = Math.floor( Math.ceil( Math.abs( n.getTime()-d.getTime() ) / (1000 * 60 * 60 * 24) ) / 365 +1 )
function nth(n){return["st","nd","rd"][((n+90)%100-10)%10-1]||"th"}
console.log("It is the " + year + nth(year) + " Year of Luigi")

year_of_luigi.py

from datetime import date
import math

n = (date.today()-date(2013,3,14)).days / 365 +1
ordinal = lambda n: "%d%s" % (n,"tsnrhtdd"[(math.floor(n/10)%10!=1)*(n%10<4)*n%10::4])
print ( 'It is the', ordinal(int(n)), 'Year of Luigi' )