In October, the well-known a cappella group Pentatonix released its first original album, “Pentatonix.” The top of the chart deluxe album features 17 tracks. Pentatonix formed in 2011, one day ...

Their album opens with the sassy “Na Na Na” and it is followed by the smooth and funky “Can’t Sleep Love” and the upbeat “Sing,” which will make their fans and listeners clap along ...