Jack Pearadin and Doug Nelsen found a 1.73-carat diamond after nearly a year of searching the park's field.
The legendary Craig Horton, who played guitar for Little Walter, Sam Cooke, Muddy Waters and Chuck Berry, headlines a show at The Big Chill, Hot Springs, $5. Film critic Philip Martin leads "Behind the Theme: The Cult Following of Spamalot," The Rep, 6 p.m., free-$5. Rapper Gift of Gab emcees at Stickyz, with an opening set from Landon Wordswell, 9 p.m., $10-$15. Sichan Siv, author of "Golden Bones: An Extraordinary Journey from Hell in Cambodia to a New Life in America," leads a discussion, 6 p.m., Sturgis Hall, Clinton School of Public Service, free. Bluesboy Jag plays at The Tavern Sports Grill, 7:30 p.m., free. Adam Faucett & The Tall Grass share a bill with Iron Tongue and William Blackart at the White Water Tavern, 9 p.m.
Houston-born Americana legend Robert Earl Keen takes the stage at the Rev Room, with an opening set from Matt Stell, 8:30 p.m., $25-$30. The Weekend Theater closes out its run of "The Library," 7:30 p.m. (also 7:30 p.m. Saturday). Local Americana favorites Good Time Ramblers kick off the weekend at South on Main, 10 p.m., $10.
Reed Turchi & The Caterwauls bring their blues-inspired boogie to South on Main, 9 p.m., $10. The Arkansas State Archives hosts a half-day symposium, "Arkansas's Homerun: Major League Training in Hot Springs," featuring Larry Foley's documentary "The First Boys of Spring" and a presentation by Don Duren, author of "Boiling Out at the Springs: A History of Major League Baseball Training at Hot Springs, Arkansas," Historic Arkansas Museum, 9 a.m., free. In continuation of that theme, the men of Fun City Chorus stage "Boys of Baseball," a musical history of baseball spring training in Hot Springs, Hot Springs Convention Center, 7 p.m., $25. Jeremy Sloan and Brad Birchfield present "Snakes of Arkansas" at Witt Stephens Jr. Central Arkansas Nature Center, 2 p.m., free. Amy Helm continues her Arkansas run at George's Majestic Lounge with Earl & Them as part of Fayetteville Roots Fest, 8 p.m., $28-$38. Texas' Hayes Carll brings his wry songwriting to the Rev Room, with Rob Baird, 9 p.m., $20.
Arkansas NAACP co-hosts "March on Arkansas: Where Are We Now? 53 Years Beyond MLK" on the steps of the state Capitol, 6 p.m., donations accepted. The UALR Trojans women's soccer team plays a match against the University of Memphis' Tigers, Coleman Recreation Complex, 7 p.m.