Mary Chapin Carpenter: The five-time Grammy winner graces the stage at Ruth Eckerd Hall to promote her latest release, The Age of Miracles. Show is 7 p.m. at Ruth Eckerd Hall, 1111 N McMullen-Booth Road, Clearwater. $39-$58. (727) 791-7400; rutheckerdhall.com.
Del Castillo: WMNF presents this Latin fusion, hip-shaking, body-swinging, flamenco-infused band at 5 p.m. at Skipper's Smokehouse, 910 Skipper Road, Tampa. $20. (813) 977-6474; www.skipperssmokehouse.com.
Super Boat National Championship and Festival: After all the parties and hoopla, it's finally race day for the powerboats. Race course finish line is at the Sandpearl Resort, 500 Mandalay Ave., Clearwater Beach. Activities are all day, with races at 11 a.m. and 1 p.m. Spectators free. www.clearwatersuperboat.com.
American Stage after-hours series: The improv show 321 features Gavin Hawke and Ricky Wayne (creators of The Dumb Show), who do a one-act play based on audience suggestions. It's 8 p.m. at American Stage, 163 Third St. N, St. Petersburg. Pay what you can at the door.
Kids and family
H&R Train Show: The massive show will have exhibits of every scale of model railroading, how-to classes, seminars, demonstrations, children's activities and prizes. It's 10 a.m. to 3 p.m. at H&R Trains, 6901 U.S. 19 N, Pinellas Park. Free. (727) 526-4682. www.hrtrains.com.
SEASON PREMIERE, American Dad, 9:30 p.m., Fox: There's been 100 episodes, huh? They really shouldn't include all the story lines adapted from Family Guy in that total.
Wallander II, 9 p.m., PBS: Kenneth Branagh stars as the Scandinavian detective again. He needs to really keep an eye out for Lisbeth Salander.
Desperate Housewives, 9 p.m., ABC: This thing between Marcia Cross and Brian Austin Green is really kinda creeping us out. It's like the old Melrose Place and Beverly Hills 90210 grew up and got even stranger.
More to explore
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