An Evening with David Sedaris: The humorist and essayist celebrates the paperback release of Let's Explore Diabetes with Owls. 7:30 p.m., Carol Morsani Hall at the Straz Center for the Performing Arts, 1010 N W.C. MacInnes Place, Tampa. $30-$55. (813) 229-7827.
Wedding Gala: Brides on a budget can view a selection of new designer bridal gowns, formal and cocktail dresses all priced $400 or less. Benefits training programs of Goodwill-Suncoast. 6 a.m., Goodwill, 16432 U.S. 19 N, Clearwater. Free. (727) 535-2578.
Downtown Tampa's Fourth Friday: The fourth Friday of each month, museums and performing arts venues around downtown Tampa offer extended hours with free, special or added value admission deals or special programming. Deals at participating restaurants and free Pirate Water Taxi rides are also included. Maps and free wristbands can be obtained at one of the following venues: AIA Tampa Bay; Florida Aquarium; Florida Museum of Photographic Art; Glazer Children's Museum; Henry B. Plant Museum; Stageworks Theatre; Straz Center for Performing Arts; Tampa Bay History Center; Tampa Museum of Art and Tampa Theatre. 4 p.m., Curtis Hixon Park, 600 N Ashley Drive, Tampa. Free. (813) 276-8250.
Natural Causes: Opening Reception: An exhibition of work from 12 national and international contemporary artists, including Adam Batchelor, Juan Travieso and Addona Khare's carbon pencil drawings. The theme of the show explores the impact of mankind on the environment. Remains on display through May 27. The reception features music by JW Taylor, food and beverages, and complimentary valet parking. 7 p.m., Cass Contemporary, 2722 S MacDill Ave., Tampa. Free. (813) 839-7135.
The Applebutter Express: The ukulele funk band started in 2004, when Kyle Biss met his future wife while working at a record store in Bradenton. Troy Youngblood and the Soulfish and American Song Box open. 8 p.m., Skipper's Smokehouse, 910 Skipper Road, Tampa. $10-$13. (813) 971-0666.
Spamalot: The American Stage in the Park production of the Tony Award-winning musical based on the Monty Python parody of the legend of King Arthur. No alcohol or pets are allowed, but concessions (including alcohol) will be available. Through May 8. 8 p.m., Demens Landing, 100 First Ave. SE, St. Petersburg. $25-$38. (727) 823-7529.
A Night with Janis Joplin: The Off Broadway hit starring Tony nominee Mary Bridget Davies is a musical journey celebrating Janis Joplin and her influences, including Aretha Franklin, Etta James and Nina Simone. 8 p.m., Mahaffey Theater, 400 First St. S, St. Petersburg. $39-$69. (727) 893-7832.
Jeff Foxworthy and Larry The Cable Guy: The superstar comedians reunite on the RFD-TV Presents: We've Been Thinking Tour. They will each deliver new material before coming together for an encore. 7 and 9:30 p.m., Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. $62.50. (727) 791-7400.
KIDS AND FAMILY
Films in the Park: Rookie of the Year: Bring chairs and blankets for the city of Dunedin's family movie screening beginning after the sun sets. 7:30 p.m., Pioneer Park, Main Street and Douglas Avenue, Dunedin. Free. (727) 812-4530.
SEASON FINALE Dr. Ken, 8:30 p.m., ABC. An old college friend urges Ken (Ken Jeong) to pursue his dream of stand-up comedy.
MORE TO EXPLORE
Plan your weekend at tampabay.com/things-to-do.