The order of appearance for the 2008 Drum Corps International World Championship Open Class Semifinals is based on the scores from the Aug. 5 Quarterfinals in Michigan City, Ind. The Open Class Semifinals will take place on Friday, Aug. 8 in Bloomington, Ind. Featuring a lineup of 18 corps, the first group will step off at 8 a.m. Eastern time at Memorial Stadium.

1. Impulse – 8:00 a.m. 2. 7th Regiment – 8:16 a.m. 3. Legends – 8:32 a.m. 4. Spartans – 8:48 a.m. 5. Velvet Knights – 9:04 a.m. 6. Yamato – 9:20 a.m. Intermission (16 min.) 7. Memphis Sound– 9:52 a.m. 8. Dutch Boy – 10:08 a.m. 9. Raiders – 10:24 a.m. 10. Beatrix – 10:40 a.m. 11. Revolution – 10:56 a.m. 12. Citations – 11:12 a.m. Intermission (32 min.) 13. Spokane Thunder – 11:44 a.m. 14. Oregon Crusaders – 12:16 p.m. 15. Teal Sound – 12:32 p.m. 16. Jersey Surf – 12:48 p.m. 17. Vanguard Cadets – 1:04 p.m. 18. Blue Devils B – 1:20 p.m.