12th Annual Pass-a-Grille Home Tour: Features five homes, 1-5 p.m., Pass-A-Grille Women's Club, 2201 Pass-a-Grille Way, St. Pete Beach. Also reception with refreshments at the club, and Art Festival from 11 a.m.-5 p.m. $20. Call (727) 497-2777.
Guys and Dolls: Romantic musical comedy staged by the Eight O'Clock Theatre, 2 p.m. today and March 29; 8 p.m. March 26-28, Largo Cultural Center, 105 Central Park Drive. $26, $16 students. Call (727) 587-6793 or check largoarts.com.
Nick Platanitis-McKee: Singer performs, 3 p.m., Venue Theatre, 9125 U.S. 19 N, Pinellas Park. Half of the proceeds will go to the Venue and half will go to Act One. $10. Call (727) 822-6194.
North Central College Concert Choir: Sings sacred and classical pieces as well as lighter, more contemporary compositions, 7 p.m., Church of the Isles, 200 24th Ave., Indian Rocks Beach. Free. Call (727) 595-1038.
Ballroom Dancing with the Rhythm Kings: 7-9:30 p.m., Pinellas Park Senior Citizens Center, 7625 59th St. N, Pinellas Park. Call (727) 541-0776.
First Time Home Buyers Seminar: Helps first-timers buy a home and qualify for down payment and closing cost assistance, 6-9 p.m., Sunshine Center, 330 Fifth St. N, St. Petersburg. Sponsored by Community Service Foundation. Free. Call (727) 461-0618 or check csfhome.org.
Bobby Tess and the Dixie Chaps: Suncoast Dixieland Jazz Society concert, 6:30-9 p.m., Bilmar Beach Resort, 10650 Gulf Blvd., Treasure Island. $5. For reservations call (727) 343-8028.
Jazz: The Al Secen Jazz Workshop performs, 7:30 p.m., Studio@620, 620 First Ave. S, St. Petersburg. $20, $15 students
and seniors. Call (727) 895-6620
Senior FREE! Fest: Exhibitors of products and services for seniors, musical performances, health screenings, free haircuts for men, food samples and more, 9 a.m.-2 p.m., Coliseum, 535 Fourth Ave. N, St. Petersburg. Free. Call (727) 217-0727.
Senior Excursions: Travel together and make new friends with a visit to the Ringling Museum, 9 a.m., leaving from the St. Pete Beach Community Center, 7701 Boca Ciega Drive, St. Pete Beach. $12.50, $10 for recreation card holders. Call (727) 363-9245.
Florida Orchestra: Pops series featuring John Williams, 8 p.m., Mahaffey Theater, 400 First St. S, St. Petersburg. $19-$65. Call (800) 662-7286 or check floridaorchestra.org.
SPIFFS International Folk Fair: A world of enjoyment, 10 a.m.-10 p.m. today, 11 a.m.-6 p.m. Sunday, Vinoy Park, Fifth Avenue NE and North Shore Drive, St. Petersburg. Costumed villagers demonstrate craftsmanship and prepare ethnic food specialties, plus folk dancing and music performed daily. $10, $8 seniors, free for 9 and younger. Call (727) 552-1896 or check spiffs.org.
Sickle Cell Disease Dinner and Jazz Extravaganza: Dinner, door prizes and entertainment from the Florida International Jazz and Blues Band, 6-10 p.m., Hilton St. Petersburg, 333 First St. S. Proceeds benefit client programs and services. $40. Call (727) 896-2355.
St. Petersburg Preservation 2009 Historic Showcase: Music, food and 100 years of fashion, 7-9 p.m., St. Petersburg Woman's Club, 40 Snell Isle Blvd. NE. St. Petersburg. $30. Call (727) 822-4982.
Walk Before You Run: A Primer on Running for Political Office: If the thought of running for political office has ever crossed your mind, this workshop's for you, 8 a.m.-5 p.m., Studio@620. $65, includes lunch. Call (727) 510-2524.