Sister band HAIM covers Shania Twain's mega-hit from the 90's, That Don't Impress Me Much. Watch this trio put a spin on this classic country song.
Is this the real life? Is this just fantasy? Did you ever imagine an a capella group would be topping the charts? Neither did I, but here we are and whether you're an a capella fan or not, Pentatonix is taking the world by storm. [...]