The order of appearance for the 2008 Drum Corps International World Championship Open Class Quarterfinals is based on the average of scores achieved by corps during events held in McKenzie, Tenn. (Aug. 1), Madison, Wis. (Aug. 2), Whitewater, Wis. (Aug. 3), and Dayton, Ohio (Aug. 3). The Open Class Quarterfinals will take place on Tuesday, Aug. 5 in Michigan City, Ind. Featuring a lineup of 23 corps, the first group will step off at 2:30 p.m. Central time at Ames Field.

1. Spirit of Newark/New Jersey – 2:30 p.m.
2. Les Stentors – 2:46 p.m.
3. Strangnas – 3:02 p.m.
4. Racine Scouts – 3:18 p.m.
5. Colt Cadets – 3:34 p.m.
6. Impulse – 3:50 p.m.
7. 7th Regiment – 4:06 p.m.
8. Velvet Knights – 4:22 p.m. Intermission (32 min.)
9. Legends – 5:10 p.m.
10. Spartans – 5:26 p.m.
11. Yamato – 5:42 p.m.
12. Memphis Sound – 5:58 p.m.
13. Dutch Boy – 6:14 p.m.
14. Raiders – 6:30 p.m.
15. Revolution – 6:46 p.m.
16. Beatrix – 7:02 p.m. Intermission (32 min.)
17. Citations – 7:50 p.m.
18. Spokane Thunder – 8:06 p.m.
19. Oregon Crusaders – 8:22 p.m.
20. Teal Sound – 8:38 p.m.
21. Vanguard Cadets – 8:54 p.m.
22. Jersey Surf – 9:10 p.m.
23. Blue Devils B – 9:26 p.m.