jay-z

The grunge scene of the early '90s has been credited for flipping the music world on its ear and effectively shoving the hair metal dominance of the late '80s to the side. However, grunge's takeover didn't just affect hair metal, and rapper Jay-Z says in a new interview that even the growing popularity of hip-hop stalled out a little bit when Nirvana came to prominence.

It was a rock and rap collision last night (Sept. 2) in the City of Brotherly Love when Pearl Jam were joined onstage by rapper (and festival creator/curator) Jay-Z for his 2004 smash hit ’99 Problems.’ Pearl Jam were headlining the final night of the first-ever Made in America Festival, held in Philadelphia, when this meeting of musical minds took place.

If an early leak is correct, the lineup for Jay-Z‘s Made in America Festival this September in Philadelphia will feature Pearl Jam, Santigold and Miike Snow in addition to the superstar rapper.

In a high-scoring display, the West beat the East 148-143 in Sunday's NBA All-Star game at Staples Center in Los Angeles, but the real story was one particular all-star -- Kobe Bryant. The hometown favorite scored 37 points and was named the All-Star Game MVP for the fourth time, tying the record for the most All-Star MVP trophies in NBA history with Bob Pettit -- read more after the jump. Read Mo