You are looking at the HTML representation of the XML format.
HTML is good for debugging, but is unsuitable for application use.
Specify the format parameter to change the output format.
To see the non HTML representation of the XML format, set format=xml.
See the complete documentation, or API help for more information.
<?xml version="1.0"?>
    <alllinks alcontinue="B&#039;z/Buddy" />
      <l ns="0" title="B&#039;z" />
      <l ns="0" title="B&#039;z/Ai no Mama ni Wagamama ni Boku wa Kimi Dake wo Kizu Tsukenai" />
      <l ns="0" title="B&#039;z/Alone" />
      <l ns="0" title="B&#039;z/Arigato" />
      <l ns="0" title="B&#039;z/Atsuki Kodou no Hate" />
      <l ns="0" title="B&#039;z/Bad Communication" />
      <l ns="0" title="B&#039;z/Banzai" />
      <l ns="0" title="B&#039;z/Be There" />
      <l ns="0" title="B&#039;z/Boku ni wa Kimi ga Iru" />
      <l ns="0" title="B&#039;z/Break Through" />