An evening with singer/songwriter Graham Nash will be featured on Friday, July 22 at 8 p.m. at the Bardavon 1869 Opera House in Poughkeepsie. Tickets start at $49 (members get $5 off). For more information visit www.bardavon.org or call Bardavon ticket office Tuesday-Friday 11 a.m.-5 p.m. at 845-473-5288.