Before baseball's finest began swinging at the All-Star Home Run Derby on July 14, some talented folks from Broadway took the field at Yankee Stadium to sing the National Anthem: the cast of Jersey Boys! Not only did the excited Jersey guys and gals get the privilege of performing during the fabled stadium's very last season (before the Yanks move across the street to a new park), they even scored autographs from Derek Jeter. Sweet! Click on for exclusive snaps from the dugout.