Rap, since the very beginning has been a musical form which has been a point of contention by the professional artists or the ordinary person. In the beginning, the question was whether or not it was to be considered music. Lately, the questions have been about whether the artists are even any good at all, or if they really have talent. Amidst the acrimony and criticisms, the following artists are just some of the most controversial and worst rappers. Be the judge.