Shakey Graves: The blues-rock act embark on a tour with opener, Son Little. 7 p.m., State Theatre, 687 Central Ave., St. Petersburg. $18-$20. (727) 895-3045.
If/Then: The hit Broadway musical about the endless possibilities of choices that can change your life if you'd never taken that phone call or changed your fate with a bad decision. Cast includes Jackie Burns (Wicked), Anthony Rapp (RENT), Tamyra Gray (American Idol) and Matthew Hydzik (Side Show) Through May 22. 7:30 p.m., Carol Morsani Hall at the Straz Center for the Performing Arts, 1010 N MacInnes Place, Tampa. $45-$95. (813) 229-7827.
Main Street Shop Hop: Select retail shops in the Grand Central District, the EDGE District and Deuces Live Main Street will offer in-store specials, giveaways and refreshments. 3 p.m., Edge District, 11th Street and Central Avenue, St. Petersburg. Free. (727) 828-7006.
Dunedin Blue Jays: vs. Fort Myers: 6:30 p.m., Florida Auto Exchange Stadium, 373 Douglas Ave., Dunedin. Price varies by event. (727) 733-9302.
Swing Time Dance: Swing Time puts some rock and roll into their swing with music by Keith Jones and the Makeshifts. 7 p.m., Gulfport Casino, 5500 Shore Blvd. S, Gulfport. $12. (727) 893-1070.
SEASON PREMIERE Royal Pains, 10 p.m., USA. Summer in the Hamptons will never be the same as Royal Pains launches its final season. It's a season that will include a visit to Hong Kong, a musical episode, and the return of some familiar faces.
MORE TO EXPLORE
Find live music coming to the area at tampabay.com/things-to-do.