Morgan Wallen is the most successful artist in country music today, and fans have been hotly anticipating his new song, "Been By Now." What Is Morgan Wallen's New Song, "Been By Now"? Listen to Morgan Wallen's New Song, "Been By Now"Who Wrote Morgan Wallen's "Been By Now"? However, Wallen's music is not just quantity, it's quality and it has caught on with a wide audience - very wide. Despite his ups and downs in his career, he always brings raw honesty and self-deprecating content to his lyrics, making him a favorite among country music fans.