Eminem wants his fans to read new book by 50 Cents

Eminem is promoting the new book of his friend Curtsin Jackson aka 50 Cents.

Taking to Twitter, Slim Shady on Tuesday asked his fans to read "Hustle Harder, Hustle Smarter".

"Like he said: Get Rich or die trying!! Get my friend 50 Cents new book Hustle Harder, Hustle Smarter to help learn how!" he wrote.