Nitty Gritty Dirt Band will be playing more shows than previously announced for their... All The Good Times: Farewell Tour. There are 11 additional dates, including stops in Napa Valley, Denver, Tucson. So far, they've announced 42 concerts that run March through September. The band says they're not retiring from performing, just retiring from long tours in the future. The band made this statement in a press release: "Playing our music for Dirt Band fans all over the world has been an incredible experience for us. The most important part of that has been the connection to our audience." Tickets for the newly added shows go on sale this Friday, March 1st.