Established by John T. Crutchfield in 1997, Artemis Gallery in the heart of the Fan has exhibited more than 170 national and international artists at its monthly openings. You’re invited to join it on Sept. 8 and 9 from 5 p.m. to 10 p.m. as the gallery celebrates its 20th year anniversary with live music, art vendors and food. Among the musical acts are some goodies including Rattlemouth, Hotel X, Happy Lucky Combo and a Floating Folk Festival Reunion, Pam McCarthy and Harry Gore. The events are free but donations are accepted. Artemis Gallery, 1601 W. Main St. artemisgalleryrichmond.com.