Jack Pearadin and Doug Nelsen found a 1.73-carat diamond after nearly a year of searching the park's field.
Randy Oates, author of "The Healing Begins Today," appears at WordsWorth Books for a book signing and reading, 4 p.m. The Joint hosts the launch party for KABF FM 88.3's Pow Wow Radio Morning Show, featuring performances by Joshua Asante, Big Piph and Sean Fresh, 7 p.m. Portland "choral pop" group Ages and Ages is at Juanita's with Horse Thief, 8 p.m., $8. Giant Kitty and Madd Comrades are at Vino's, 9 p.m., $5, and JB and the Moonshine Band plays at Revolution with the Trey Hawkins Band, $10 adv., $12 day of.
The Clinton School for Public Service presents a lecture titled "Facts and Myths: How Ebola in West Africa Affects Arkansas" at noon. The Old State House Museum presents "On the Hunt for the Texarkana Moonlight Phantom" at noon. At the Ron Robinson Theater, paranormal investigators present footage and findings, followed by screenings of horror shorts, 6:30 p.m., free. The Fold hosts a Day of the Dead Costume Party with DJ Seth Baldy, 9 p.m. The Buzz Halloween Bash is at Cajun's Wharf, 7:30 p.m. Pizza D'Action presents its Friday the Thirsty First Halloween Party, with a costume contest and music by DJs Poebot and Calico Arms, 9 p.m. The Big Dam Halloween Improv Show is at The Joint at 9 p.m., featuring a performance by the Big Dam Horns, $10. Grateful Dead tribute band The Stolen Faces is at Stickyz at 9:30 p.m., $10.
National Homebrew Day is celebrated all day at the Ron Robinson Theater with home-brewing demonstrations, 9 a.m.-4 p.m. Kansas electronic duo The Floozies come to Revolution with Freddy Todd, 9 p.m., $13 adv., $15 day of. White Water Tavern hosts Mojo Depot at 9 p.m., $5. Indie pop group The Pains of Being Pure at Heart is at Stickyz, 9 p.m., $10 adv., $12 day of. Former Creed front man Scott Stapp performs at Juanita's with Cody Joe Tillman and The Wicked Truth, 9 p.m., $30. Consumers plays at Vino's with Wolves in Sheeps' Clothing, My Brother My Friend and Black Horse, 9 p.m., $5.
Troy Poteete, director of the National Trail of Tears Association and a Cherokee Nation Supreme Court justice, speaks at the Ron Robinson Theater at noon. Film series Splice Microcinema returns at 8 p.m. with a screening of Francois Truffaut's brilliant film noir homage, "Shoot the Piano Player" at design space Few.