1 Cheap kid movies: Movie theater chains are getting parents through the long hot summer with a series of weekday moves that are cheap and sometimes include snacks. The Carmike chain, which includes Muvico Sundial in St. Petersburg and Centro Ybor, has movies at 10 a.m. Tuesdays through Thursdays for $4 with a free drink and popcorn. This Tuesday features Epic, the spoof of fantasy movies. See carmike.com. Regal theaters will have $1 movies on Tuesdays and Wednesdays starting with The Lego Movie and Max at 10 a.m. Tuesday; see regmovies.com. And Cobb theaters in St. Petersburg and Countryside will have free movies at 10 a.m. Tuesdays through Thursdays starting this week with Norm of the North and Shaun the Sheep; s ee cobbtheatres.com.
2 Music on Main Streets: More than two dozen venues throughout the Grand Central District, the EDGE District and Deuces Live Main Street in St. Petersburg are hosting a weeklong celebration of live music through Sunday. You can find the lineup of the free shows at facebook.com/StPeteMainStreets. It includes singer-songwriter night at the Queens Head, 2501 Central Ave., on Friday and folk duo Chant the Trees 5-9 p.m. Saturday at Creative Clay, 1114 Central Ave.
3 10,000 Scoop Challenge: Go ahead and eat the ice cream. It's for a good cause. Denali Moose Tracks wants to give away 10,000 scoops of free ice cream 11 a.m.-3 p.m. Friday. For every scoop, $1 will be donated to the Salvation Army of Tampa/Hillsborough County. Free. Lykes Gaslight Square Park, 410 Franklin St., Tampa.
4 Ferris Bueller's 30th Anniversary Party: "Life moves pretty fast," said one of the greatest ever teen wish-fulfillment characters. "If you don't stop and look around once in a while, you could miss it." Sounds like a good mission statement for a party. Celebrate the 30th anniversary of Ferris Bueller's Day Off with an outdoor screening in the field next to Shine Art and Fashion boutique, 262 104th Ave. in Treasure Island. Bring beach chairs and blankets, and BYOB. Dogs, kids and coolers are welcome at the party with a soundtrack from all John Hughes' movies. Feel free to dress like a character from any Hughes movie. Party at 7:30 p.m. Saturday, with screening beginning at nightfall. Free. (727) 378-2309.
5 B-Fest: This book festival for teens at Barnes & Noble Tyrone features appearances by authors of teen books, special releases, cosplay, trivia, games and workshops — and it's all free. The event opens with trivia on teen books at 7 p.m. Friday. Then Saturday brings chapter samplers of upcoming books at 11 a.m., author Jenn Marie Thorne signing copies of The Wrong Side of Right and The Inside of Out at 1 p.m., games and activities at 2 p.m., and author Barnacle Bill Bedlam signing copies of The Tales of Barnacle Bill: Skeleton Krewe at 4 p.m. Sunday is B-Creative, when teens can take part in a story development workshop at 2 p.m. Barnes & Noble Tyrone, 2501 Tyrone Blvd., St. Petersburg. (727) 384-5200.