By Allie Van Dine
Karmin Acapella: 10 Reasons Why "Acapella" is Musical Perfection
On June 10, Amy Heidemann and Nick Noonan, the dynamic duo behind Karmin, dropped their latest single, "Acapella," and it was genius.
In a way, Karmin broke into the music business in the most "millennial" of ways. They got their start covering top…