But Wait! There's More...

If you saw my post DJ'ing via Spotify ... it gets better.  After you start playing anything on Spotify, you can Start a Jam (share a link to others). They too will then see the same thing you are seeing, the current song playing, the current queue, AND can perform the same functions such as finding the next song to be played or move the songs in the queue. I have experimented with this and it works great. The person (or persons) with whom you share the jam will be asked to install Spotify if they do not already have it! 

You will be presented with two options as seen below: