def METHOD_NAME(self):
    if self._items is None:
        try:
            req = plugin_api_tvdb.TVDBRequest(
                username=self.config['username'],
                account_id=self.config['account_id'],
                api_key=self.config['api_key'],
            ).get('user/favorites')
            series_ids = [int(f_id) for f_id in req['favorites'] if f_id != '']
        except RequestException as e:
            raise PluginError('Error retrieving favorites from thetvdb: %s' % str(e))
        self._items = []
        for series_id in series_ids:
            # Lookup the series name from the id
            try:
                series = plugin_api_tvdb.lookup_series(
                    tvdb_id=series_id, language=self.config.get('language')
                )
            except LookupError as e:
                logger.error('Error looking up {} from thetvdb: {}', series_id, e.args[0])
            else:
                series_name = series.name
                if self.config.get('strip_dates'):
                    # Remove year from end of series name if present
                    series_name, _ = split_title_year(series_name)
                entry = Entry()
                entry['title'] = entry['series_name'] = series_name
                entry['url'] = f'http://thetvdb.com/index.php?tab=series&id={series.id!s}'
                entry['tvdb_id'] = str(series.id)
                self._items.append(entry)
    return self._items