Joy is the protagonist of the 2015 Disney•Pixar animated feature film, Inside Out. She is one of the five emotions inside the mind of Riley Andersen. She always strives to remain joyful, hence her name, and is the leader of Riley's emotions.
Each of Swift's album cycles has had its own unique aesthetic expressed through fashion and staging. The "Fearless" era was full of sparkles and romance, while "Reputation" ushered in her villain era.