What makes Chapter 1 by Kane Brown notable?

'Chapter 1' played a significant role in establishing Kane Brown as a prominent figure in contemporary country music. The EP's lead single, 'Used to Love You Sober', resonated widely, leading to chart success and contributing to discussions around the evolving sound of country music during the mid-2010s. Released in January 2015, 'Chapter 1' marks Kane Brown's debut EP, introducing him to a mainstream audience. At this point in his career, he had already gained attention through social media platforms like Facebook and YouTube, building a dedicated fan base before formally entering the music scene.