Martin Luther released his first solo album The Calling in 1999 and followed it with an independent release of his second album Rebel Soul Music in 2004 on his own label Rebel Soul Records ; his next release `` Serial Thriller '' is due for release in early 2008 . Martin Luther blends gospel with rock and R&B in his music with the of release of his first solo album The Calling in 1999 , and followed it with an independent release of his second album Rebel Soul Music in 2004 on his own label Rebel Soul Records ; his next release `` Love is the Hero '' is slated for a 2010 release .