This weekConcert in the Park, Gainesville. Mid Life Crisis performs. Benefits Eagle Ranch. 8 p.m. Saturday, Horseshoe Park, Marina Bay on Lake Lanier, 5762 Cool Springs Road, Gainesville. $20 adults, free for children age 12 and younger. Dessert and coffee served during the concert. 678-450-5575.
Chastaining at the Walters' Barn, Gainesville. Music from The Tree Frogs, light appetizers and beer provided. Bring your own picnic dinner, chairs and blankets and drinks. 6 to 9 p.m. Saturday at the Walters' Barn. Directions provided when you reserve your spot. $150 per couple. 770-535-1976 or firstname.lastname@example.org.
Voices of North Georgia rehearsals, Gainesville. Spaces available in the alto, tenor and bass sections. 7 p.m. Mondays, Chapel Music Suite, Lakewood Baptist Church, 2235 Thompson Bridge Road, Gainesville. 770- 536-1924 or email@example.com.
Magically Indra, Gainesville. Opera soprano Indra Thomas. Benefits Our Neighbor, Inc. 7 p.m. Sept. 19, Riverside Military Academy Theater, 2001 Riverside Drive, Gainesville. $45. 678-617-5527.
Appalachian Jam, Dahlonega. Saturdays through Nov. 7, downtown Dahlonega. Free. 706-864-3513.
Saturday Evening Concert Series, Helen. 8 p.m. Saturdays through Nov. 14, Unicoi State Park & Lodge, 1788 Ga. 356, Helen. $5 parking; donation.
The North Georgia Barbershop Singers, Cumming. Men only can join rehearsals. 7:30 p.m. Tuesdays, Christ the King Lutheran Church, 1125 Tribble Gap Road, Cumming. 770-889-9125 or 770-889-9125.