The Corps' Director was Jeff Perkins. Jerry Kaiser was the drum major from 1976 through 1981 when he aged out.

In its first year of competition (1975), the Corps placed 25th at DCI Nationals. Avant Garde’s best placement at DCI’s was in 1984. The Corps' last appearance at DCI’s was in 1985.

During its competitive life, Avant Garde wore three different uniforms. Black cadet jackets with green trim from 1975 to 1977; light green "SCV" style jackets with "Aussie" style hats and then shakos from 1978 to 1981; and bright yellow Seneca Optimist cadet jackets from 1982 through 1985.
The Corps' used a yin-yang as its symbol. Its colors being dark green and black. Avant Garde generally traveled with three buses affectionately known as the Jock bus (which also carried the staff), the Non-Smokers bus; and the Mutt bus.
[From drumcorpswiki.com]
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The field drill for the Avant Garde's 1978 show was written by 18-year-old horn player Scott Reynolds. The corps finished in 26th place at DCI Prelims that year.

In 1983, two members of Avant Garde, Cynthia Brown and Charles Klangos, were married on the practice field in Miami before the DCI Championships. They had considered waiting until they returned home to New York, until discovering that Florida has no waiting period to get married. Corps director Jeff Perkins gave the bride away.