Whitewater Center, 5000 Whitewater Center Parkway
Saturday, noon The second day of River Slam features live music throughout the day. Performances include Koa, Yarn, Sol Driven Train, and the headliner at 8 p.m., Delta Rae. A cornhole tournament – with additional $30 entry fee – begins at 3 p.m. Saturday tickets $65, www.usnwc.org.
Punk Rock Picnic
Tremont Music Hall, 400 W. Tremont Ave.
Saturday, 3 p.m. The eighth annual Punk Rock Picnic features 12 bands on two stages. Tickets $8, www.tremontmusichall.com.
Open Studio Saturday
McColl Center for Art + Innovation, 721 N. Tryon St.
Saturday, noon - 4 p.m. The artists-in-residence open their studio doors to talk about their work and creative process. Three contemporary galleries also will be open, including current exhibit, “Prison Zoo,” by 2014 alumna artist-in-residence Alix Lambert. Free admission.
Charlotte Knights vs. Rochester Red Wings
BB&T Ballpark, 324 S. Mint St.
Sunday, 5:05 p.m. Military Appreciation Night means Knights players will wear special Military jerseys. Tickets $8 - $17, www.charlotteknights.com.
PNC Music Pavilion, 707 Pavilion Blvd.
Sunday, 6:15 p.m. The California alternative rock/metal/funk of Incubus combines with the alternative metal/experimental rock of the Deftones. Tickets $33.85 - $119.94, www.livenation.com.