Pentatonix does perform Christmas music. As of December 2014, the a cappella group's album That's Christmas to Me was certified gold; it is the highest-charting holiday album by a group since 1962.
zthe champions are Nota, Committed, and Pentatonix
Pentatonix goes by PTX.
Mitchel Grassi has confirmed that he is a gay man. He is in a popular musical group called Pentatonix.
No. The members of Pentatonix are not members of the Church of Jesus Christ of Latter-day Saints (the "Mormon" church). They have, however, collaborated with Mormons (such as Lindsey Stirling), covered songs written by Mormons (such as Imagine Dragons), and performed for famous Mormons (such as Jon Huntsman). Pentatonix also have a strong Mormon fanbase.
Pentaholics
Pentatonix
yes they are a Christian group.
Avi Kaplan, a former member of the group Pentatonix, is still alive.
acappela pop
Well Savatage have some hymns but i don't think they are a christian group :)
If you are looking for a Christian mentor group you should contact a church where you live.