"Speechless is how I felt when I watched it live. Whew!" This post appeared first in Mamasuncut - visit the original post here: Pentatonix stuns with incredible rendition of the National Anthem on Ch

On Christmas Day, prior to the game between the NFL's Baltimore Ravens and Houston Texans, the heavenly-sounding a cappella group Pentatonix delivered one of the most stirring renditions of "The Star-Spangled Banner" in recent memory.

Grammy-winning a cappella sensations Pentatonix kicked off the Texans-Ravens matchup with a gorgeous national anthem performance.

The group, made up of vocalists Scott Hoying, Mitch Grassi, Kirstin Maldonado, Matt Sallee, and Kevin Olusola, hails from Arlington, Texas. They called the experience "an honor" and shared a video of the performance with their followers on Instagram.

While any sporting event on Christmas Day carries its own unique excitement, the pregame moments before the major AFC showdown between the Baltimore Ravens and

Christmas will not just see some exciting football, but it will also see some great performances from multiple artists across the two games. Mariah Carey is kicking things off, with a taped performance of her Christmas hit "All I Want for Christmas is You" ahead of the 1 p.

Pentatonix, the three-time Grammy Award-winning vocal quintet, are set to perform the national anthem at NRG Stadium ahead of the Houston Texans vs Baltimore Ravens game at 3:30 p.m. CT. The game is the second part of NFL Christmas Gameday on Netflix,