Conversation so far:
how did hammer start MC Hammer's career?
formed a Christian rap music group with CCM's Jon Gibson (or "J.G.") called Holy Ghost Boys.
what was special about hammers career?
his "rags-to-riches-to-rags-and-back saga.
what made hammer stand out as an entertainer his music career?
CANNOTANSWER.
DId hammer have any issues with other artists?
Hammer has introduced, signed and produced new talent.
Are there any other interesting aspects about this article?
At about the age of 12, Oakland native Keyshia Cole recorded with Hammer and sought career advice from him.

Question: Did he have anyone who helped him in his career?
Self-contained rewrite: Did MC Hammer have anyone who helped with his music and entertainment career?