Mariah Carey may have had the most popular song of the 2022 holiday season, but Pentatonix was its most-listened-to act. The five-person vocal group had 92 recordings in the top 10,000 holiday tracks and total consumption of 2.58 million song units, based on sales and streams from Nov. 4 to Dec. 22, according to Luminate — more than any other artist. While Pentatonix doesn’t have the same kinds of smash singles as Christmas-time mainstays like Carey, Andy Williams and Burl Ives, the group uses a combination of quantity and popularity to drive its seasonal success. Pentatonix’s top holiday track, a cover of Leonard Cohen’s “Hallelujah,” ranked No. 43 and accounted for about 10.5% of its total track consumption. Its cover of the David Foster-Jennifer Thompson-Jenner song “Grown Up Chr...