Steven Tyler guest stars as himself in the fourth season premiere of "Nashville".

Rayna is determined to prove Highway 65 is a credible label, while Juliette continues to struggle with postpartum depression.

Scarlett is forced to make a life-changing decision for her mother, Beverly, while Avery finds himself making a decision that will change his family’s life forever.

Juliette’s private turmoil could become tabloid fodder.

Rayna’s hands are full as her label’s artists demand her time, and Maddie joins Colt on Luke’s tour.

Juliette has a fistfight with an aggressive fan and the video goes viral.

Rayna worries about Deacon’s latest business venture, and Luke risks his integrity and his relationship with Colt.

Maddie gets an offer Rayna wants to refuse, and Luke loses ground with Colt.

Rayna’s new artist causes more trouble for her, and Luke tries to reconcile with Colt.

Will Markus keen have a “good morning” on his live televised concert?

It’s a dream wedding for Rayna and Deacon.

Layla sets her sights on Avery as a familiar face to the Nashville music scene returns.

Luke and Riff ready their tour while Vita drives a wedge between Deacon and Frankie.

Juliette Barnes returns home.

Maddie and Cash devise a plan to perform while Juliette works on her own plan of getting Glenn back.

Maddie Runs away from home.

Rayna and Deacon are desperate to bring Maddie home.

Rayna and Deacon fight to regain the trust of a determined Maddie.

Juliette meets Kesha while reuniting with an old co-star.

Rayna and Deacon address their tumultuous relationship.

Rayna resorts to drastic measures, and Juliette publicly addresses Jeff Fordham’s death.