From a Marion Cadets press release:
The Marion Cadets will be participating in the halftime show at the all-star soccer game in Columbus, Ohio. The All-Star Game will feature the MLS All-Stars vs. Fulham Football Club of the English Premier League, from the United Kingdom.
This game is expected to draw a national as well as an international crowd, and will be on July 30 in Columbus. ABC will air the game on national television.
Marion Cadets to play at all-star soccer game
by Drum Corps International