Helios Jazz Orchestra: The 18-piece orchestra, directed by David Manson, backs Lorri Hafer in a special concert of swinging big band music. 7:30 p.m., Palladium Theater, 253 Fifth Ave. N, St. Petersburg. $15, $25 reserved. (727) 822-3590.
Clothing Swap: Bring up to five used garments to exchange for vouchers to use on garments brought in by other participants. Vouchers may be purchased for $3 each. Takes place in the courtyard next to the Peninsula Inn. 9 a.m., Art Village Courtyard, 29th Avenue S and Beach Boulevard S, Gulfport. Free with items to swap, $3 without. (727) 902-2326.
Suncoast Dixieland Jazz Society : Dixie Chaps: Featuring Charlie Bourneman band. The jazz society's outreach band, the Dixie Chaps, plays. Admission: $10. 7 p.m., Silas Steakhouse & Bayside Bar, 5501 Gulf Blvd., St. Pete Beach. $10-$15. (727) 596-7142.
Raptor Fest: Join Paul G. Cutlip, Professor of Geoscience, for an examination of the ecology of dinosaur raptors and a discussion of the possible causes of their extinction. 7:30 p.m., Boyd Hill Nature Preserve, 1101 Country Club Way S, St. Petersburg. Free (donations appreciated). (727) 893-7326.
Stand Up Comedy Open Mic: The Homemade Broadcast invites amateur comedians to compete for a $50 cash prize, picked by audience participation. Free pizza is provided by Angelo's. 8:30 p.m., Sly Bar, 2061 Central Ave., St. Petersburg. Free. 727-735-4035.
KIDS AND FAMILY
Puddle Jumpers: Children ages 3 to 4 can enjoy a nature story, crafts and outdoor exploration. 9:30 a.m., Boyd Hill Nature Preserve, 1101 Country Club Way S, St. Petersburg. $5. (727) 893-7326.
SPECIAL Mary Tyler Moore: A Celebration, 8 p.m., PBS. She turned the world on with her smile. Now, the special delivers a heartfelt tribute to TV legend Mary Tyler Moore. Among those interviewed: Oprah Winfrey, Tina Fey, Betty White, Ed Asner, Dick Van Dyke, Valerie Harper and more.
MORE TO EXPLORE
Find live theatre and reviews at tampabay.com/things-to-do.