Hawaiian Luau: Dine and dance Hawaiian style at CSA Palm Harbor's Parks and Recreation luau, with coconut shrimp, pineapple glazed ham and entertainment. 5-8 p.m. $10. The Centre of Palm Harbor, 1500 16th St. (727) 771-6000.
Tori Amos: The Grammy-winning singer is on a worldwide tour in support of her new album, Unrepentant Geraldines. 8 p.m. $43.25-$73.25. Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. (727) 791-7400.
Moon Over Buffalo: In this romp, Charlotte and George Hay are on tour in Buffalo in 1953 when they receive word that they might just have one last shot at stardom: Frank Capra is coming to see their matinee. 8 p.m. $19. West Coast Players Theatre, 21905 U.S. 19 N, Clearwater. (727) 437-2363.
August: Osage County: A vanished father. A pill-popping mother. Three sisters harboring shady little secrets. When the large Weston family unexpectedly reunites after Dad disappears, their Oklahoman homestead explodes in a maelstrom of repressed truths and unsettling secrets. 8 p.m. $25.50, $12.50 students. Largo Cultural Center, 105 Central Park Drive. (727) 587-6793.
Courage to Tri Triathlon: Swim, run and bike in this USAT sanctioned sprint triathlon featuring a 1/3-mile open water swim in the Gulf of Mexico, 13-mile bike ride and 3.1-mile run. The course starts and finishes at scenic Sand Key Park. 6:45 a.m. $85. Sand Key Park, 1060 Gulf Blvd., Clearwater. (727) 580-1896.
Dog Daze Celebration: Bring your dog for a free portrait and treat at this event with art, merchandise by the Suncoast Animal League, "pupcakes" for dogs and adoptable dogs on site. 10 a.m.-1 p.m. Free. Artists Faire Art Gallery and Gifts, 111 E Tarpon Ave., Tarpon Springs.
End of Summer Celebration: Munch on appetizers and bid on auction items while you enjoy '60s/dance music by Mercy and Act III. Benefits the UPARC Foundation. 6-11 p.m. $75. Sheraton Sand Key Resort, 1160 Gulf Blvd., Clearwater. (727) 797-8712.
Sunday Funday: The Healing Heroes Network hosts this military appreciation event with games, giveaways and country music by Jamie Tate. Noon-3 p.m. Free. Pier 60, 10 Pier 60 Drive, Clearwater. (727) 781-4376.
Art and Frame Expo Week : Browse artists' portfolios, filled with hundreds of new works. Choose from original paintings on paper and canvas, mixed media on wood, paper and clay, along with limited edition prints. 9:30 a.m.-5 p.m. Cost of art. Syd Entel Galleries and Susan Benjamin Glass Etc., 247 Main St., Safety Harbor. (727) 725-1808.
Baton Twirling Class: Children ages 6-18 learn baton twirling techniques from the Gulfcoast Spinners. 5:30 p.m. $7. Tarpon Springs Recreation Center, 400 S Walton Ave.