WATCH: Miranda Lambert & Carrie Underwood’s New Duet From Billboard Music Awards

Miranda Lambert and Carrie Underwood teamed up for a country performance with a rocker edge at the 2014 Billboard Music Awards. This was the first performance of their new single “Somethin’ Bad” and the sexy duo killed it. The crowd was going wild and Lambert’s husband Blake Shelton smiled as he clapped along in the crowd.