The holiday release has arrived following the success of the girls' 'Are You Happy Now' video, which addresses teen bullying in a unique way. The clip was directed by '90210' star Shenae Grimes, and has been widely praised by viewers.
"We want to thank everyone out there for the success of 'Are You Happy Now?," Megan and Liz said. "The stories you have been sharing mean the world to us."
As for their new EP, fans will be treated to three Christmas covers, as well as two original songs. Check out the girls' exclusive video below, and grab your copy of 'A Twinning Christmas,' on iTunes now.