PASCO COUNTY FAIR: With entertainment including music, mime, juggler, hypnotist-illusionist; also plant show, animal exhibits and more. Through Sunday in Dade City. Hours: 3-11 p.m. today. $5 adults, $3 for ages 6-12. Entertainment free with gate admission. (352) 567-6678.
ALVIN AILEY AMERICAN DANCE THEATER: 8 p.m., Ruth Eckerd Hall, 1111 McMullen-Booth Road, Clearwater, $30-$39; (727) 791-7400.
AMERICAN BOY CHOIR: 10:45 a.m., Palladium Theater, 253 Fifth Ave. N, St. Petersburg. $5, free for children. 727 822-3590; or www.palladiumtheater.com
MARK TWAIN TONIGHT: One-man show starring Hal Holbrook. 7:30 p.m., Tampa Bay Performing Arts Center, 1010 N MacInnes Place, Tampa. $35-$50. 813 229-7827 or www.tbpac.org
A SWELL PARTY: COLE PORTER REVUE: Musical revue by B & B Entertainment, four-person ensemble. 5 and 8 p.m., Saffron's Caribbean Restaurant, 1700 Park St. N, St. Petersburg. $20 (dinner additional). RSVP (727) 397-4580.
HOT TUNA: With Jack Casady and Box Set. 8 p.m., Skipper's Smokehouse, 910 Skipper Road, Tampa. $25-$30. (813) 977-6474.
TO VIEWINNOVATION: Devices that help the blind, 9 p.m., WEDU-Ch. 3.
CRIMETIME: New series premieres, 9 p.m., Discovery Channel.
UNTIL THE VIOLENCE STOPS: Documentary on efforts to end violence against women; includes appearances by playwright Eve Ensler and actresses Salma Hayek and Isabella Rossellini, 10 p.m., Lifetime.
IT'S A MIRACLE: Features segment on a message found in a bottle in St. Petersburg almost 19 years after it was dropped on Clearwater Beach; based on a St. Petersburg Times story from July 2003, 11 p.m., Pax.