Vids show, but a stream of messages like this also show:
Warning: file_get_contents(https://www.googleapis.com/youtube/v3/videos?part=snippet,contentDetails&id=pe0ZwLlsCmM&key=1) [function.file-get-contents]: failed to open stream: HTTP request failed! HTTP/1.0 400 Bad Request in /home3/goofy/public_html/odplonline/wp-content/plugins/youtube-embed/includes/api-access.php on line 99