Moments ago, Jay-Z and Eminem appeared on ESPN’s Wednesday Night Baseball matcup between the New York Yankees and Detroit Tigers at Comerica Park to announce a pair of stadium shows this Fall. The pair will perform in Detroit at Comerica Park on Sept. 2, and in New York at Yankee Stadium on Sept. 13. According to Jay-Z, he will headline the New York show and Eminem will headline the Detroit show. Ticket information will be announced soon.