THE WIGGLES: 2 and 6 p.m. Also 3 and 7 p.m. Monday. St. Pete Times Forum, 401 Channelside Drive, Tampa. $16.25-$26.25. (813) 301-2500 or Ticketmaster. Limited tickets available.
ORGAN CONCERT: With William Picher, organ; works by Francis Scott Key, Alexander Russell, Verdi and Gordon Blach Nevin. 3 p.m., Cathedral of St. Jude the Apostle, 5815 Fifth Ave. N, St. Petersburg. $10. (727) 347-9702.
OCTUBAFEST: Canceled.
JAPANESE DANCE THEATRE BY SHIZUMI: Shizumi Shigeto Manale presents a program that combines dance, comedic drama, storytelling with masks, song, poetry, calligraphy and ancient ceremonies. 3 p.m., Tarpon Springs Performing Arts Center, 324 Pine St. $10 general, $8 center members and students, $5 children. (727) 942-5605.
NEW PORT RICHEY FOUNDER'S DAY: 10 a.m.-9 p.m. Sims Park, Orange Lake and surrounding area, downtown New Port Richey. $2 donation requested. (727) 842-8066.
TOP OF THE BAY OKTOBERFEST: Noon-7 p.m. R.E. Olds Park, Bayview Boulevard and Shore Drive, Oldsmar. $2 adults, $1 for seniors and teens, free for ages 12 and under. 813 855-4233; www.oldsmarchamber.com
GROUPERFEST 2003: 10 a.m.-6 p.m. John's Pass Village and Boardwalk, 129th Avenue and Gulf Boulevard, Madeira Beach. Parking at Madeira Beach Middle School, 591 Madeira Beach Causeway. $5; free bus shuttle or $2 boat shuttle. (727) 394-0756, option 3. Free.