Sonny and Cher, together again
Comment: People have questioned whether Cher is part Indian for decades. The last thing I recall seeing said she may be a tiny part Cherokee. But Wikipedia lists her mother as being Cherokee first, before English or French.
Ancestry of Cher
For more on the subject, see:
The Hipster Headdress Challenge
Indian wannabes = celebrity wannabes
The "honor" of a Plains chief
Why hipster headdresses aren't okay