@Djsaladito I moved your post over to this existing thread: What plan for just my wife and me?
Yes - if your wife has her own separate Pandora account registered under her own personal email address and you add her to your Premium Family plan after upgrading, the two of you will be able to listen to music at the same time.
Check out the accepted solution for more information.
You can also contact our support team directly here if you need help after upgrading.
I hope this helps explain.
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