Friday, January 17, 8-10 p.m., Restless Mountain Bluegrass Band, Buttonwood Tree, Middletown. $15. Restless Mountain Bluegrass Band always offers a fun mix of traditional standards and entertaining classics that bring fond memories and a smile. In the tradition of bluegrass, Restless Mountain is an all-acoustic band, serving up heartfelt vocals and spicy instrumentals. Featuring Matt Fleury on vocals and banjo, Jerry Devokaitis on vocals and guitar, Dave Orlomoski on vocals and mandolin, Scott Camara on dobro, and Dave Aston on bass. https://buttonwoodtree.org; 860-347-4957.