Mashing Covers Music Event in Hagerstown MD WHEN: Date : June 29, 2024 Times : 5:00 pm – 8:00 pm HSID: whmdev24a0396 WHERE: Upper Stem Brewery 20150 Leitersburg Pike, Hagerstown, MD, 21742, WHMD Live Weekend Music Event in Washington County MD. Upper Stem Brewery in Hagerstown MD will be hosting a live performance by Mashing Covers. Be sure to try the local brewery and get something to eat from the food truck.