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Opus 4 is an acapella quartet representing the Mid Atlantic District, and the Bucks County and Lansdale Chapters.
Tim Grell (Bari) Andrew Gensey Jr (Bass) Mike Challman (Lead) Patrick Casey (Tenor)
Opus 4 is an acapella quartet representing the Mid Atlantic District, and the Bucks County and Lansdale Chapters.
Tim Grell (Bari) Andrew Gensey Jr (Bass) Mike Challman (Lead) Patrick Casey (Tenor)