Well...I've got quite a few nicknames for my dear friend D$...I meant Dollarz...I meant D Dollarz...I meant Danny...uh...yea

dollarz.rb

DANNY_ALIASES = ["Danny", "D$", "Dollarz", "D Dollarz"]

DANNY_ALIASES.each do |item|
  def item.eql? (other)
    DANNY_ALIASES.include? other and DANNY_ALIASES.include? self
  end
end

DANNY_ALIASES.each_with_index do |item, index|
  if next_item = DANNY_ALIASES[index + 1]
    puts "#{item} == #{next_item}" if item.eql? next_item
  end
end

screen-shot.png