Now that Eminem is back in the game consistently, he's living up to his boss level by reigniting some of his most profitable relationships of pasr. First it was Renegade, then it was DJ Hero, and now Jay-Z.

As spectatators at Wednesday Night Baseball hosted by ESPN in Detroit's Comerica Park, joined by Royce Da 5'9, Jay announced to ESPN, the newest endeavor the two have established. Using baseball as the medium, the two lyricists will perform in their home states, while co-headlining both events—Jay will lead at the new Yankee Stadium, September 2nd, leaving Em second up to bat on September 13th at Comerica in Detroit. The two will host the co-headlining concerts, with Jay opening up for Em in Detroit, and vice versa.

While no other details have been released, it should come as no surprise that these two only involve themselves in the biggest and the best, and that that specifics that are soon to come will only include Hip-Hop's elite. Stay tuned.