JR JR: Since playing at this year's Gasparilla Music Festival, the electro-pop duo formerly known as Dale Earnhardt JR JR changed their name to end any confusion over their affiliation with the NASCAR driver. Brother Tiger opens. 7:30 p.m., State Theatre, 687 Central Ave., St. Petersburg. $14 and up. (727) 895-3045.
So You Think You Can Dance?: Featuring the top ten finalists from season 12 of the Emmy Award-winning show. 7:30 p.m., Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. $43.25-$83.25; $160 dinner package. (727) 791-7400.
Kids at UT: Costumed kids check in at Vaughn Center before taking a guided tour of numerous residence hall hosting a different Halloween related event or activity including haunted houses, crafts, games and a costume contest. 4 p.m., Reeves Theater, Vaughn Center, University of Tampa, 401 W Kennedy Blvd., Tampa. Free. (813) 253-6232.
St. Petersburg College Jazz Band Concert: The 17-piece band bring big band Swing & Latin jazz favorites, with special guest singer Bob Nico. 7:30 p.m., St. Petersburg College Music Center, 6605 Fifth Ave. N, St. Petersburg. Free. (727) 341-4360.
Maze of Horror: An office worker unknowingly brings an infectious disease to his office and it quickly spreads. Enter the Zombie Quarantine Experience and see who comes out alive. Benefits music programs for underprivileged children. 7 p.m., Maze of Horror, 2350 34th St. N, St. Petersburg. $10. (727) 278-1547.
A Nightmare on Franklin Street: Tampa Ghost Stories: Local author and storyteller Deborah Frethem tells Bay-area ghost stories and supernatural tales from her new book, Haunted Ybor City. A book signing follows. Book sales benefit Tampa Theatre restoration. $10. 7:30 p.m., Tampa Theatre, 711 Franklin St., Tampa. Price varies by event. (813) 274-8982.
Stand Up Comedy Open Mic: The Homemade Broadcast invites amateur comedians to compete for a $50 cash prize, picked by audience participation. Free pizza is provided by Angelo's. 8:30 p.m., Sly Bar, 2061 Central Ave., St. Petersburg. Free. 727-735-4035.
KIDS AND FAMILY
Puddle Jumpers: Children ages 3 to 4 can enjoy a nature story, crafts and outdoor exploration. 9:30 a.m., Boyd Hill Nature Preserve, 1101 Country Club Way S, St. Petersburg. $5. (727) 893-7326.
SERIES PREMIERE Wicked City, 10 p.m., ABC. Set in 1982, the drama series follows two detectives hunting a serial killer who preys on young, naive women seeking fame in Los Angeles. The cast includes Jeremy Sisto, Ed Eastwick and Gabriel Luna.
MORE TO EXPLORE
Find live music at tampabay.com/things-to-do.