KittyCon Tampa Bay: For Tampa’s first cat fan convention, there will be vendors, entertainment, a costume contest, children’s activities, discussion panels and a Vegan Cat Cafe for Tampa’s first cat fan convention. 11 a.m., Holiday Inn Tampa Westshore, 700 N West Shore Blvd, Tampa. $25. Children 12 and younger $10. VIP $100. (813) 289-8200; kittycontampabay.org.Max Weinberg’s Jukebox: Rock And Roll Hall Of Fame drummer Max Weinberg, the longtime drummer for Bruce Springsteen and the E Street Band, presents an interactive concert where fans get to choose the set list. 8 p.m., Capitol Theatre, 405 Cleveland St., Clearwater. $25, $40, and $50. (727) 791-7400.Florida Orchestra Masterworks: Evening at Bach’s Coffeehouse: This TFO’s strings program, led by renowned conductor and harpsichord soloist Jeannette Sorrell features the music of Bach. 8 p.m., Mahaffey Theater, 400 First St. S, St. Petersburg. $18-$48. (727) 893-7832; mahaffeytheater.com.J Balvin: Multi-platinum, award-winning Colombian superstar and one of the hottest acts in Latin music will perform on his Vibras Tour influenced by the release of his new album Vibras. 8 p.m., Yuengling Center (formerly USF Sun Dome), 4202 E Fowler Ave, Tampa. $56.20-$346.25..Halloween ComicFest: Shoppers can choose from 34 Halloween and horror-themed comics for free. The all-ages mini comics include Rocky & Bullwinkle, Archie and the Teenage Mutant Ninja Turtles. Full-size comics feature Hellblazer, Spider-Man and Goosebumps. 10 a.m., Emerald City Comics, Games and Toys , 4902 113th Ave. N, Clearwater. Free. (727) 398-2665; halloweencomicfest.com.John’s Pass Seafood Festival: The 37th annual event with more than 100 seafood options, a Halloween block party, 5K run, attempt to set the World Record Bloody Mary Toast and a fishing tournament. 10 a.m., John’s Pass Village and Boardwalk, 150 John’s Pass Boardwalk, Madeira Beach. Free (food/drink additional). Toll-free 1-877-412-2675; www.johnspassseafoodfestival.com.St. Petersburg International Folk Fair: The 44th annual Folk Fair brings ethnic villages representing various countries, folk dancing, ethnic music, costumed villagers, craftsmanship demonstrations and ethnic food specialties. 10 a.m., Vinoy Park, 501 Fifth Ave. NE, St. Petersburg. $10, $6 students, 5 and younger free. (727) 552-1896; spiffs.org.Kidz Bop Live 2018: The No.1 music brand for kids is on its North American tour in support of the debut release of its newest album Kidz Bop 38. 6 p.m., Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. $33.25-78.75. (727) 791-7400; rutheckerdhall.com.Hillsborough County Fair: The Hillsborough County Fair brings a harvest of midway rides, carnival-style foods, pumpkin patch, haunted hayride, a gospel jam, truck and tractor pulls, demolition derby and a rodeo. 10 a.m., Hillsborough County Fairgrounds, Corner of Sydney Washer Road and Hwy 60, Brandon. $7, $5 students, $4 seniors, 4 and younger free. (813) 737-3247; www.hillsboroughcountyfair.com.Sesame Street Safari of Fun Halloween: Rosita’s Halloween Fiesta: Kids can join the fun of this Sesame Street themed party with a hay maze, pumpkin ring toss, dancing to kid friendly music. 11 a.m., Busch Gardens, 10165 N McKinley Drive, Tampa. $104, 2 and younger free. Save $15 if you order online. (813) 884-4386; buschgardens.com.Halloween Spooktacular: Dress up in your favorite costume and join the fun at the annual Spooktacular with an enormous trick-or-treat path (closes at 4 p.m.), inflatables, petting zoo, bounce houses, toddler activities and a new escape game. 12 p.m., Largo Central Park, 101 Central Park Drive, Largo. Free, $7-$10 wristband, $20 escape game. (727) 587-6740, ext. 5014.Guppyween: Kids can put on their trick-or-treat costumes and come to the Aquarium’s event with children’s entertainment, lots of goodies and all the galleries. 1 p.m., Florida Aquarium, 701 Channelside Drive, Tampa. $28.95, $26.95 seniors, $23.95 ages 3-11, 2 and younger free. (813) 273-4000; www.flaquarium.org.I-4’s Premier Fear Park: Daytime Event Activities: Three dark, intense walking trails in a wooded forest. Benefits K9’s for Warriors. 2 p.m., Sir Henry’s Haunted Trail, 2837 S Frontage Road, Plant City. $30, $45 VIP. (863) 944-0748; www.sirhenryshauntedtrail.com.Between Riverside and Crazy: Pulitzer Prize-winning play. 2 and 8 p.m., American Stage, 163 Third St. N, St. Petersburg. $44-$54; a subscription-style $15 a month for people younger than 30 and free for people younger than 20. (727) 823-7529; americanstage.org.Fantasma Fest: Big Monsters Bed Bash: Teams from local bars and businesses design wheeled beds and dress in costume to roll and race down Seventh Avenue. Prizes for fastest time and people’s choice favorite bed. 3 p.m., Centro Ybor, 1600 E Eighth Ave., Ybor City. Free, $100 to race. (813) 242-4660; ybornow.com/big-monsters-bed-race.Creatures of the Night: The Halloween event with activities for all ages. Included with admission. Also, $24.95 after 4 p.m., 2 and younger free. Runs through Oct. 27. 4 p.m., ZooTampa at Lowry Park, 1101 W Sligh Ave., Tampa. Zoo admission: $34.95, $25.95 ages 3-11, 2 and younger free. (813) 935-8552.Dunedin Halloween Happenings: The haunted fun includes "Boo in the Zoo" trick-or-treat house for preschoolers, carnival games, bounce houses, costume contest, storytelling and hayrides. 5:30 p.m., Highlander Park, 1920 Pinehurst Road, Dunedin. $10 wristband; $5 hayride. (727) 812-4530; dunedingov.com.Spook-tacular: Two scare levels for you to choose from. Ages 12 and younger can stroll through a "Hocus Pocus" themed trail. Or, braver souls can take a "Jeepers Creepers" themed haunted hay ride and try their chances in the Indian Corn Maze. 6 p.m., Pioneer Florida Museum, 15602 Pioneer Museum Road, Dade City. $5. (352) 567-0262; pioneerfloridamuseum.org.Halloween in the Park: The state park takes on a spooky look for this Halloween party with a scary trail through the woods. There’s also a "not so scary" child friendly area with games, story telling, trick or treating and a costume contest. $10 per carload (includes 10 game tickets). 6 p.m., Honeymoon Island State Park, 1 Causeway Blvd. (at the West end of Dunedin Causeway), Dunedin. $10 per carload (includes 10 game tickets).Water Ski Show: Circus: Skiers ages 6 to 60 perform theatrical water shows similar to those seen at Cypress Gardens. All performances include barefoot, jump, ballet, adagio and pyramid acts. Come early for a pre-show. 6 p.m., Tower Lake, 130 Burbank Road, Oldsmar. Free. (727) 480-9365; tampawaterski.com.Samuel J. Comroe: With an act that focuses on him dealing with Tourettes Syndrome, he made his TV debut on Conan and appeared on America’s Got Talent. 6, 8 and 10:30 p.m., Side Splitters Comedy Club, 12938 N Dale Mabry Highway, Tampa. $16-$18. (813) 960-1197; sidesplitterscomedy.com.Haunted River Tours: A docent delivers spooky tales of ghosts as you glide along the Hillsborough River. Includes treats and a stop under the "bat bridge." Tours depart hourly. Through Oct. 28. 7 p.m., Pirate Water Taxi, 333 S Franklin St., Tampa. $25, $15 children. (813) 390-3711.TASCO Field of Screams: This 13th annual event, Quarantine, challenges you to escape from a decontamination tent in hopes of finding safety. Participants are exposed to darkness, loud noises, bright lights, wooded trails and intense scare zones. Not suitable for children. 7 p.m., Boyd Hill Environmental Studies Area, 2900 31st St. S, St. Petersburg. $10 advance, $15 day of. (727) 893-7813; www.stpeteparksrec.org.Scarehouse Pinellas: A 10,000-square-foot horror flick themed haunted house. Ages 12 and older only. Minors must be accompanied by an adult. Benefits SPCA Tampa Bay. 7 p.m., Scarehouse, 12461 Creekside Drive, Largo. $15. (727) 742-1432; scarehousepinellas.com.Mindgame: When a true crime writer tries to get an interview with a notorious serial killer, things take a wrong trun, in this thriller. Through Oct. 28. 7:30 p.m., Ruth Eckerd Hall Murray Studio Theater, 1111 N McMullen-Booth Road, Clearwater. $24. (727) 791-7400; rutheckerdhall.com.Arnez J: He hosted two seasons of BET’s Comic View, appeared on Russell Simmons’ Def Comedy Jam and has a Comedy Central special and his own Comic View Grandstand Hour Special. 7:30 and 10 p.m., Improv Comedy Theater, 1600 E Eighth Ave., Tampa. $25. (813) 864-4000; improvtampa.com.Howl-O-Scream at Busch Gardens: Get spooked by six haunted houses and scare zones and the chance to ride coasters in the dark, sometimes with a zombie sitting next to you. 7:30 p.m., Busch Gardens, 10165 N McKinley Drive, Tampa. $39.99 and up. (813) 884-4386; howloscream.com/tampa.I-4’s Premier Fear Park: Three dark, intense walking trails in a wooded forest. 7:30 p.m., Sir Henry’s Haunted Trail, 2837 S Frontage Road, Plant City. $30, $45 VIP. (863) 944-0748; sirhenryshauntedtrail.com.Scream-A-Geddon: Brace yourself for this one. The interaction meter goes off the charts at this Halloween haunt this year with the addition of Rage 3D, Demon’s Revenge and Zombie Paintball Assault in which you literally hunt, shoot and kill zombies. 7:30 p.m., Scream-A-Geddon, 27839 Saint Joe Road, Dade City. $19.95-$39.95, $9.95-$19.95 paintball. (813) 452-5412; screamageddon.com.Haunted Ape Escape: Walk along a trail of frightful scenes inhabited by strange creatures and sounds. 8 p.m., Suncoast Primate Sanctuary, 4600 Alt. 19, Tarpon Springs. $6. (727) 430-5044.KIDS AND FAMILYFlorida Orchestra Family Concerts: Get Up and Move!: Kid-sized chamber interactive concerts that introduce kids (ages 6-10) to classical music. Admission is $5. 10 and 11:15 a.m., Ruth Eckerd Hall Murray Studio Theater, 1111 N McMullen-Booth Road, Clearwater. (727) 791-7400; rutheckerdhall.com.Box Car Rally: Drivers of homemade and custom-built box cars line up to race off the ramp and downhill into the Cleveland Street district. The day also includes face painting, bounce houses, children’s games, balloon art and food trucks. Benefits the Achieva Foundation for area schools. 9 a.m., Cleveland Street District, Corner of Cleveland Street and Osceola Avenue, Clearwater. $50-$90, free spectators. (727) 431-7362; chievaboxcar.com.TO WATCHThe Post, 8 p.m., HBO: In this Oscar-nominated film, Tom Hanks and Meryl Streep deliver strong performances as Washington Post executive editor Ben Bradlee and publisher Katharine Graham. Set in 1971, the movie recalls the newspaper’s attempts to publish the Pentagon Papers.MORE TO EXPLORETonights the night most ghouls and goblins will celebrate Halloween. Find a complete listing at tampabay.com/things-to-do.