docs: def lyricswikia(song):
      """
      Returns the lyrics found in lyrics.wikia.com for the specified mp3 file or
      an empty string if not found.
      """
      artist = song.artist.title()
      artist = normalize(artist, ' ', '_')
      title = song.title
      title = normalize(title, ' ', '_')
  
      url = 'https://lyrics.wikia.com/wiki/{}:{}'.format(artist, title)
      soup = get_url(url)
      text = ''
      content = soup.find('div', class_='lyricbox')
      if not content:
          return ''
  
      for unformat in content.findChildren(['i', 'b']):
          unformat.unwrap()
      for remove in content.findChildren(['div', 'span']):
          remove.decompose()
  
      nlcount = 0
      for line in content.children:
          if line is None or line == '<br/>' or line == '\n':
              if nlcount == 2:
                  text += '\n\n'
                  nlcount = 0
              else:
                  nlcount += 1
          else:
              nlcount = 0
              text += str(line).replace('<br/>', '\n')
      return text.strip()