Thanks for coming to the Community.
The reason you all are not able to listen to different music at the same time is that you're all trying to use the same account. 🙂
When they open the invite links that were sent to their email inboxes, they'll need to log into their own accounts. After they've done that, they will be directed to a form that uses the invite codes.
After filling in the requested info, they should be added to the plan.
Hope this helps!
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