+    def _get_feed_query(self, uri):
+        data = {'uri': uri}
+        if self._LANG:
+            data['lang'] = self._LANG
+        return data
+
+    def _get_videos_info(self, uri, use_hls=True):
+        video_id = self._id_from_uri(uri)
+        feed_url = self._get_feed_url(uri)
+        info_url = update_url_query(feed_url, self._get_feed_query(uri))
+        return self._get_videos_info_from_url(info_url, video_id, use_hls)
+
+    def _get_videos_info_from_url(self, url, video_id, use_hls=True):
+        idoc = self._download_xml(
+            url, video_id,
+            'Downloading info', transform_source=fix_xml_ampersands)
+
+        title = xpath_text(idoc, './channel/title')
+        description = xpath_text(idoc, './channel/description')
+
+        entries = []
+        for item in idoc.findall('.//item'):
+            info = self._get_video_info(item, use_hls)
+            if info:
+                entries.append(info)
+
+        return self.playlist_result(
+            entries, playlist_title=title, playlist_description=description)
+
+    def _extract_triforce_mgid(self, webpage, data_zone=None, video_id=None):
+        triforce_feed = self._parse_json(self._search_regex(
+            r'triforceManifestFeed\s*=\s*({.+?})\s*;\s*\n', webpage,
+            'triforce feed', default='{}'), video_id, fatal=False)
+
+        data_zone = self._search_regex(
+            r'data-zone=(["\'])(?P<zone>.+?_lc_promo.*?)\1', webpage,
+            'data zone', default=data_zone, group='zone')
+
+        feed_url = try_get(
+            triforce_feed, lambda x: x['manifest']['zones'][data_zone]['feed'],
+            compat_str)
+        if not feed_url:
+            return
+
+        feed = self._download_json(feed_url, video_id, fatal=False)
+        if not feed:
+            return
+
+        return try_get(feed, lambda x: x['result']['data']['id'], compat_str)
+
+    def _extract_mgid(self, webpage):
+        try:
+            # the url can be http://media.mtvnservices.com/fb/{mgid}.swf
+            # or http://media.mtvnservices.com/{mgid}
+            og_url = self._og_search_video_url(webpage)
+            mgid = url_basename(og_url)
+            if mgid.endswith('.swf'):
+                mgid = mgid[:-4]
+        except RegexNotFoundError:
+            mgid = None
+
+        if mgid is None or ':' not in mgid:
+            mgid = self._search_regex(
+                [r'data-mgid="(.*?)"', r'swfobject\.embedSWF\(".*?(mgid:.*?)"'],
+                webpage, 'mgid', default=None)
+
+        if not mgid:
+            sm4_embed = self._html_search_meta(
+                'sm4:video:embed', webpage, 'sm4 embed', default='')
+            mgid = self._search_regex(
+                r'embed/(mgid:.+?)["\'&?/]', sm4_embed, 'mgid', default=None)
+
+        if not mgid:
+            mgid = self._extract_triforce_mgid(webpage)