Blogcritics Magazine called it `` an instantly catchy number , '' and About.com said , `` fueled by an instrumental wallop provided courtesy of producer Dr. Luke , ' I Kissed a Girl ' is the perfect breakthrough . '' Blogcritics Magazine called it `` an instantly catchy number '' , and About.com said , `` fueled by an instrumental wallop provided courtesy of producer Dr. Luke , ' I Kissed a Girl ' is the perfect breakthrough '' .