Thanks for this.
This will conflict with Quote of the day if both are installed.
In qa-plugin.php
//please change
qa_register_plugin_module('widget', 'q2a-sarki.php', 'q2a_quote', 'Song of the Day');
//to this
qa_register_plugin_module('widget', 'q2a-sarki.php', 'q2a_sarki', 'Song of the Day');
in q2a-sarki.php
//please change
class q2a_quote {
// to this
class q2a_sarki {