Watch Willie Nelson & His Sons Play "Hello Walls" On Colbert

It seems fair to say that Willie Nelson is currently adjusting to the whole livestream era better than most of his fellow 86-year-old entertainers. Yesterday, in honor of 4/20, Nelson spent four hours and 20 minutes hosting a livestream, chopping it up with people like Kacey Musgraves, Angel Olsen, Margo Price, Kevin Morby, Patterson Hood,…