Key Vincent McCarthy (born January 14, 1992), better known by his stage name KeyBoy, is an underground hip hop artist and record producer from Hutchinson, Kansas. In 2012, he launched his own record label Meaningful Music. KeyBoy's first single Welcome to the Middle was released in 2015 distributed worldwide followed by his single Letter to my Big Homie. KeyBoy is currently working on his second mixtape and EP under MM (Meaningful Music) both expected in 2016. He was first recognized for his tribute song to his older brother Barton Daniel McCarthy who passed away September 11, 2010. He then released Gold and Blue, the remix to Wiz Khalifa's Black and Yellow to show support for his hometown high school football team that won 6 consecutive state titles.