Autumn Chase is a singer and friend of Rayna Jaymes.
Introduced in the Season Four episode What I Cannot Change, she takes an interest in The Exes and invites them to join her tour as a supporting act. She also becomes interested in Gunnar Scott and attempts to split him and Scarlett up.
She and Gunnar have a temporary relationship but he splits from her when he realizes he still loves Scarlett.
After dropping The Exes from her tour, she texts Gunnar and asks if he will be her opening act again which doesn't sit well with Scarlett. He turns down the offer.