Nick Cannon has invited MC Hammer to join forces with him and his challenge to fight Eminem. Hammer would be going against his new arch nemesis, Jay-Z.

On “So Appalled,” Kanye West’s latest G.o.o.d Friday leak, Jay-Z went out of his way to highlight MC Hammer’s financial misfortunes:

After being rather lukewarm about the "Good Fridays" series up to this point, we gotta say Kanye knocked it out the park with this one.

Hip-Hop mogul Jay-Z is one of 15 entrepreneurs Forbes magazine has predicted will be worth a billion dollars by the year 2015.

The cover for Jay-Z’s forthcoming book, Decoded, has been unveiled. Jay says of the book: “When I first started working on this book, I told my editor that I wanted it to do three important things. The first was to make the case that hip-hop lyrics—not just my lyrics, but those of every great MC—are […]

Jay-Z hit up a New York Yankees game showing off his custom Yankee fitted hat.

If you've been trying to figure out who that was filling in for Alicia Keys alongside Jay-Z on the Coachella, Saturday Night Live, and Madison Square Garden stages during "Empire State of Mind," look no further. Her name is Bridget Kelly and she was one of the first to sign on to Jay-Z's Roc Nation imprint.

Jay-Z & Beyonce are in the new 2011 edition of the Guinness Book of Records.

Beyonce and Jay-Z are making history, again. And this time their doing it together, according to the Guinness Book of World Records.

Jay-Z’s debut album Reasonable Doubt is still considered by many to be one of, if not his best albums, and the lyrics on songs like “Regrets” are a big part of that.

We've got a first look at some behind-the-scenes footage of Trey Songz signing with Rocawear and working with their creative department.