Scala insult generator

insult.scala

#!/usr/bin/env scala

import scala.collection.immutable.IndexedSeq

val alphabets = 'A' to 'Z'
val insult = if(args.length > 0) args(0).toUpperCase else "STUPID"
val heading = alphabets filterNot (insult contains(_))

println(getInsult)

def getInsult() = {
  s"""
    | ${spaced(heading)}
    |
    | "You must be wondering what happened to the rest of the letters"
    |
    |
    |
    | "They are written below"
    |
    |
    |
    |
    |
    |
    |
    | .
    | .
    | .
    |
    |
    | ${spaced(insult)}
  """.stripMargin
}

def spaced(str: IndexedSeq[Char]) = str.mkString(" ")