No youtube playlist videos to be found - maybe API key not set ? This is the feed - https://www.googleapis.com/youtube/v3/playlistItems?part=snippet&type=video&videoEmbeddable=true&playlistId=PLq3y-P8YYfF262vLM1VgaQsoDzsESIQ1n&key=AIzaSyD8yUvArWaD1arpEFwNyP3nGbzF3937vXo&maxResults=50
The request cannot be completed because you have exceeded your quota.
Gallery youtube-video-gallery does not seem to have any videos.