Drum Corps Rehearsal Top Secret Drum Corps 1 min read The Top Secret Drum Corps from Basel some years ago. This was the origin group constellation when it all started. VIEW VIDEO SOURCE About Post Author markwrhel See author's posts Tags: basel Bühne corps drum Drumming Excellence performance Schweiz Secret show stage Tattoo top TOPSECRET Continue Reading Previous Forgemen Drum & Bugle Corps Rehearsal at Barnsley 2005Next Blue Knights Drumline 2009 Rehearsal in Indianapolis during Semi Finals 1.