I'm hoping you've listened to these guys by this point.
They're gut-wrenchingly good. Soul-filling, take-your-breath-away good.
They're playing in Toronto in November, and after reading this write-up about their performance at Lollapalooza, I hope I get to experience it.
'Their music builds, it swells, and it takes me along until it all crashes into runaway melodies that seem composed of innocent wildness. Even better was watching their faces, because they mirrored ours. They had a shining newness on stage that showed no hint of the pretension that could come along with such success. Their sound filled me up from the inside instead of sweeping around me; it held me and moved me, and yes, I did get tears in my eyes. There is such a fearlessness in Mumford and Sons. When they perform it is intimate and real and consuming. It left me breathless.' (Heather from the Fuel Friends blog)
Here's a few: