 The country's superstar was in rare form, performing more than 20 songs, including On the Road Again and Always on My Mind. Nelson's Outlaw Music Festival is currently on tour and also features Bob Dylan, Robert Plant, and Billy Strings. It ends September 20th. Michelle Polino, Fox News. The most expensive beer in all of Major League Baseball can be found right here in D.C. A beer can run you as much as $15 at Nats Park, according to data from Statistica.