class Song
def initialize(lyrics)
@lyrics = lyrics
end
def sing_me_a_song()
@lyrics.each {|line| puts line }
end
def add_lyrics()
new_lyrics = $stdin.gets.chomp
@lyrics.push(new_lyrics)
end
end
hblyrics = ["Happy birthday to you", "I don't want to ger sued", "So I will stop right there"]
happy_bday = Song.new(hblyrics)
happy_bday.sing_me_a_song()
happy_bday.add_lyrics()
happy_bday.sing_me_a_song()