- The Heebee-jeebees are an a cappella quartet from Calgary, Alberta, Canada. They have performed internationally, and are currently working on their third album ...www.heebee-jeebees.com
- The Official Home Page of the Award-Winning Canadian A Cappella Band.www.streetnix.com
- Women's Barbershop Organization: Newmarket, Ontario, Canada. As a member of Sweet Adelines International, the York Highlands Chorus is setting a high standard in both choral and quartet barbershop singing.www.yorkhighlandschorus.com