Big band ballroom dance: American Legion Post 95, 3329 Ringgold Road, 7:30 p.m., $5 per person. Music by the Legionnaires. 624-9105.
Civil War program: Chickamauga and Chattanooga National Military Park, Tour Stop 3 on Poe Road, Fort Oglethorpe, Ga., 2 p.m., free. Park ranger discusses hardships and struggles of soldiers on battlefields across the nation in commemoration of 150th anniversary of Battle of Shiloh. 821-7786.
First Saturday Market: St. Marks United Methodist Church, 701 Mississippi Ave., 10 a.m.-2 p.m., free. Rummage sale includes clothing, hardware, toys, furniture and household items. 267-5530.
Wildflower hike: Chattanooga Arboretum and Nature Center, 400 Garden Road, 1-2:30 p.m., free. Join Michael Green for leisurely stroll of Reflection Riding, Philp Garden and Davis Spring. No preregistration required. Families welcome, but no strollers. 821-1160, ext. 113.
JFK Club: Blue Orleans Restaurant, corner of Market and Main streets, noon, $11, all Democrats welcome. Dr. Mary Headrick, 3rd Congressional candidate, is guest speaker. Make reservation by emailing JFKClub@comcast.net.
Southside Casual Classics: The Camp House, 1427 Williams St., 7:30 p.m., free but donations accepted, Jericho Brass performs. 505-6688.
Spring Fling Dance: Jones Memorial United Methodist Church, 4131 Ringgold Road, 7-7:30 p.m. refreshments, 7:30-8 p.m. early lines and rounds, 8-10 p.m. dance, $7, sponsored by East Ridge Grand Squares. Gary Shoemake will be featured caller. 706-375-1088.
Greater Chattanooga Democratic Women's Club: IBEW No. 175 hall, 3922 Volunteer Drive, Suite 9, 6 p.m., free, all Democratic women welcome. Dr. Mary Headrick, candidate for U.S. House of Representatives, 3rd District, is featured speaker. 304-8135.
NASA talk: UTC University Center, Signal Mountain Room, 2:30 p.m., free and open to the public. Roger Hunter, project manager for the NASA Kepler mission, will speak on "NASA's Kepler Mission: A Search for Habitable Planets." 425-4404.
Chattanooga Stamp Club: Hickory Valley Christian Church fellowship hall, 6605 Shallowford Road, 7:30 p.m., all interested stamp collectors welcome. 706-935-6859.
LaFayette fundraiser: LaFayette, Ga., Pizza Hut, 10 a.m.-9 p.m. Use of vouchers during business hours supports restoration of six historic markers at Chattooga Academy and Fort Cumming; 20 percent of day's sales will be donated to the fundraiser. www.cityoflafayettega.org.
Native American music concert: Southern Adventist University, Ackerman Auditorium, Collegedale, Tenn., 7:30 p.m., $5 per adult, $12 per family, performance by Bill Miller. 236-2581.
Bike2Work: Waterhouse Pavilion, corner of M.L.King and Market Street, 7-8:30 a.m., free, join Chattanooga's bicycle commuters.
Songs and Stories of the Civil War: The Arts Center, 320 N. White St., Athens, Tenn., 7:30 p.m., $15 adults, $8 students. Bobby Horton, dressed as a 19th-century performer, presents program using period musical instruments. 745-8781.
USA Dance ballroom party: Allemande Hall, 7400 Standifer Gap Road, 7:30-11 p.m., $5 first-time guests. 499-5738.
Car/motorcycle show: Central High School, 5728 Highway 58, 8 a.m. -3 p.m. flea market, 9 a.m.-2 p.m. bike/car show, $20 car show entry fee, benefits Central High School Band. 309-5503.
Kiwanis pancake breakfast: Bald-Headed Bistro, Cleveland, Tenn., 7-11 a.m., $6 ages 6 and older, Cleveland Kiwanis Club fundraiser. 596-8424.
Pancake breakfast: Longhorn Restaurant, 5771 Brainerd Road, 8-10 a.m., $5, sponsored by 100 Black Men of Chattanooga's LIFE Academy, which funds enrichment programs for ages 11-18. 601-813-7815.
Singles dance: First-Centenary United Methodist Church, 399 McCallie Ave., 6:15 p.m. free dance lesson, 7-10 p.m. dance sponsored by Positive Christian Singles, $8. April 14. 756-2021.