In this web exclusive, the a capella group Pentatonix (Matt Sallee, Mitch Grassi, Scott Hoying, Kirstin Maldonado and Kevin Olusola) performs for "Sunday Morning" viewers a holiday standard: ...

New York City is alight with magic this time of year. It inspired Pentatonix's new holiday album. SCOTT HOYING: I like that the decorations are so, like, larger than life. It just feels like you're in ...