completely serious. if you're a big fan of rap you can spot ghost writing. Ghost writers are just other rappers (some more known than others) so they have their own style. The biggest exception to this would be a rapper with a stable ghost writer that they exclusively use.
Theres racist quotes attributed to him that were false. He never said only a black man can shine his shoes. As far as i knowm.. his racism is manufactured from haters
no, he didn't write any songs at all. and he adapted his signature leg moves from Jim "Big Chief" Wetherington, bass singer for The Statesmen Quartet