This documentary follows the group on their 2015 sold out North American tour. Since bursting onto the scene in 2011, Pentatonix has sold more than 2 million albums in the U.S. alone and amassed nearly 1 billion views on their YouTube channel with more than 8.1 million subscribers. Their latest holiday album – That’s Christmas To Me – sold more than 1.1 million copies in the U. S., becoming one of only four acts to release a platinum album in 2014.