Washed Out Play 'All I Know' On Letterman

Two things I learned from this video:

1. Washed Out is a full band now.

2. They might be even better live than in the studio.

Washed Out dropped by Letterman to play "All I Know" off of their latest album Paracosm. They absolutely killed it. Not to Janelle Monae levels of killing it, but then again, few things are. Check it out below: