5 links
Happiness Emporium
happinessemporium.com
1975 International Quartet Champions from Minneapolis, Minnesota.
Harmony Square
njharmonizers.org
A male a capella quartet full of fun and mischief. Based in central New Jersey.
High Voltage
harmonize.com
An electrifying Vermont-based Barbershop Quartet featuring high-energy comedy and close 4-part harmony.