Winston-Salem, N.C., singer-songwriter Caleb Caudle brings mellifluous ballads like "Carolina Ghost" to the White Water Tavern, 9 p.m. DeCarcerate, a coalition dedicated to end mass incarceration in the state, screens the documentary "The Gathering," Central Arkansas Library System's Main Library, 6 p.m. St. Clairsville, Ohio, quintet Down They Fall shares a bill at The Cavern in Russellville with locals Princeaus and Ginsu Wives, 8 p.m., $3-$5 suggested donation. Kamikaze Zombie plays a show with Rats at a Bar Grab at a Star, 8 p.m., The Sonic Temple, 4603 E. Broadway, NLR. Vermont-based folk duo Hungrytown plays a free show at the Faulkner County Library, 7 p.m. Brian Nahlen and Nick Devlin duet at Cajun's Wharf for happy hour, 5:30 p.m., free, and later, LLC takes the stage, 9 p.m., $5. Grant Lyon, Brent Terhune and Todd Johnson form a triple feature at The Loony Bin, 7:30 p.m. Thu.-Sat., 10 p.m. Fri.-Sat., $8-$12.
Chris Cash brings his velvety vocals, loop station and percussive guitar back to South on Main, 9 p.m., $7. Eureka Springs-based Red Oak Ruse brings its brand of Ozark boogie to Four Quarter Bar, 8 p.m., $7. Texas country star Aaron Watson lands at the Rev Room in support of his latest, "Vaquero," with opening sets from David Adam Byrnes and Bree Ogden, 8 p.m., $20. Dozens of women's barbershop choruses from the Southern U.S. descend on Little Rock for the Sweet Adelines International competition and convention at Robinson Center Performance Hall, see sai25.org/2018-contest for tickets and details. Gigi's Soul Cafe & Lounge hosts "A Tribute to Whitney Houston and Luther Vandross," 9:30 p.m., $20-$25. Group meditations, camping and live sets from Yuni Wa, Deep Sequence, Ryan Viser and more are on the lineup for Optica 7, a family-friendly festival at the Crystal Chill Campground, Forest Road, NLR, 5 p.m. Fri.-11 a.m. Sun., see opticafestivals.yapsody.com for tickets and details. Kentucky blues rock quartet Otis lands at Midtown Billiards for a late-night set. Dennis Carrow plays a set at Guillermo's Coffee, Tea & Roastery, 6:30 p.m. Highway 124 entertains at Oaklawn Racing & Gaming's Silks Bar & Grill, 10 p.m. Fri.-Sat.; The Pink Piano Show is in the Pops Lounge, 5 p.m. Fri.-Sat. Nicnos performs at Kings Live Music in Conway, with an opening set from Edward Briggler, 8:30 p.m., $5. Bill "Bluesboy Jag" Jagitsch plays a solo set at the John Daly Steakhouse in Conway, 6 p.m., free. Howard & Skye duet at Markham Street Grill & Pub, 8:30 p.m. East Nashville stomp blues duo Smooth Hound Smith takes the stage at Stickyz, 8 p.m., $10. DeFrance and Stephen Neeper & The Wild Hearts team up for a show at Smoke & Barrel Tavern in Fayetteville, 10 p.m., $5. The Mallett Brothers, Matthew McNeal and Dylan Earl share a rowdy countrified bill at Maxine's in Hot Springs, 9 p.m., $7. Adam Tilly entertains for happy hour at Cajun's, 5:30 p.m., and later, the Brian Nahlen Band performs, 9 p.m., $5.
Kyle Cook (Matchbox Twenty, New Left) plays a solo set at South on Main, 9 p.m., $10. The Brian Nahlen Band brings tunes from "Cicada Moon" to Four Quarter Bar, 10 p.m., $7. Maxine's hosts a whopper of a rock 'n' roll show: Dazz & Brie, DeFrance and Stephen Neeper & The Wild Hearts, 9 p.m., $7. "The Voice" contestant Levelle Davison and jazz siren Bijoux join Rodney Block and The Real Music Lovers for a tribute to The Fugees and Lauryn Hill at White Water, 9 p.m., $10. Strange Brue lands at West End Smokehouse, 10 p.m., $7. Len Holten plays a set at Hibernia Irish Tavern, 7:30 p.m. Greg Madden plays a set for happy hour at Cajun's, 5:30 p.m.; catch RVS at 9 p.m., $5. Maria Hoskins reads from her book, "My Easter Story," at Mosaic Templars Cultural Center, 2 p.m. Club Sway hosts performances from Nicki Savage and Aurora Hiltrude and Natalia Calamity for "L'Ochenta: Lola's 1980s Latin Bash," 9 p.m. G-NERD, Dra'em and DJ King Britt from Memphis will be on hand for Art Night Out at Crystal Bridges Museum of American Art in Bentonville, with live music and art activities celebrating the reopening of its permanent collection galleries and the temporary exhibition "Soul of a Nation." 6:30 p.m., $10.
Chicago-based metal quartet Fool's Brew lands at Stickyz, with an opening set from Hell Camino, 7:30 p.m., $5.
The cast of the Arkansas Repertory Theatre's "Mamma Mia!" gathers for cabaret performances at South on Main, 7 p.m., $25. Men's barbershop chorus Acapella Rising performs (and recruits new singers) at Cumberland Presbyterian Church in Sherwood, 1402 Kiehl Ave., 6:30 p.m.
Photographer Alec Soth discusses his portraiture work for "The Space Between Us," 6 p.m., UA Little Rock Windgate Center of Art + Design, Room 101.