The ‘Real Confidence’ Move Kendrick Lamar Pulled on This Indie Rock Star at Bonnaroo Music Festival in 2015

Kendrick Lamar and Mumford & Sons are two artists you would absolutely never expect to be in the same sentence. Lamar is one of the biggest rappers in the world and arguably the best at his craft. Meanwhile, Mumford & Sons blew up with their blend of rock and folk, especially with their hit album…