Nearly a year ago, adorable sisters Lennon and Maisy exploded online with their clapping cover of Call Your Girlfriend. Now, that original cover video stands with over 16 million views

Since then the dynamic duo have only grown more popular, amassing over 300,000 dedicated YouTube subscribers and over 35 million total video views

More recently, they have appeared on ABC’s hit TV show Nashville and covered The Lumineers’ hit single Ho Hey.

In this week old video, Lennon and Maisy perform the same cover at the Grand Ole Opry country music show.