Last episode was intimate, next episode, Mr.Shuester and Shelby decides to have a friendly competition between the New Direction and Mercedes's all girl glee club. As we see in this preview of their mash-up ofAdele's "Someone Like You" and "Rumor Has It" the girls are killing it! Can the New Direction match it with one hell of a number? Can't wait for the "Mash-Off" episode next week!
video upload credits to YouTube:vevo.