Amherst College's oldest a cappella group, the Zumbyes, perform Michael Jackson's "Thriller." The Zumbyes ended by winning the ICCA New England Semi-finals. Christina Kang—The Tech May. 8, 2016 Facebook Twitter Reddit Print Amherst College's oldest a cappella group, the Zumbyes, perform Michael Jackson's "Thriller." The Zumbyes ended by winning the ICCA New England Semi-finals. Christina Kang—The Tech