class Song
  def initialize(lyrics)
    @lyrics = lyrics
  end

  def sing_me_a_song
    @lyrics.each do |line|
      puts line
    end
  end
end

happy_bday = Song.new([
  "Happy birthday to you",
  "I don't want to get sued",
  "So I'll stop right there"
])

bulls_on_parade = Song.new([
  "They rally around tha family",
  "With pockets full of shells"
])

happy_bday.sing_me_a_song
bulls_on_parade.sing_me_a_song