Aretha Franklin won't be taking the stage at Atlanta's Fox Theatre as planned this month, but it's not clear why.

A release cited only "unfortunate circumstances" but publicists didn't have any other information. Franklin, 75, has encountered health issues for years and as a result has had to cancel or reschedule appearances, the AJC's music critic, Melissa Ruggieri, wrote in August.

Franklin also announced that after a final few public shows, she would retire

PAST COVERAGE: That time President Obama sang along and teared up when Aretha Franklin sang "Natural Woman"

The Queen of Soul was supposed to perform Oct. 13. Here's all the info we have at the moment:

"Customers who purchased tickets online or by phone will receive a refund to the credit card used for purchasing tickets within 5-10 business days. Tickets purchased at the Fox Theatre Ticket Office or Fox Theatre Outlets must be presented at the Ticket Office to receive a refund.  If a credit card was used, the original purchaser must present credit card used for purchase along with ID that matches the credit card.  Refunds will only be made in the same method of payment used to originally purchase the tickets at the box office. Ticket purchasers are encouraged to contact the Fox Theatre Ticket Office at 404-881-2017 or via email at boxoffice@foxtheatre.org with any refund questions."