Deals: Start your week off with some bargains. Today is Free Slurpee Day at 7-Elevens, where you get gratis 7.11-ounce Slurpees. At the store at 6016 Gunn Highway in Tampa, they will take brain freezes further with Slurpee-drinking contests, one-minute challenges and a Twitter popularity contest from 11 a.m. to 2 p.m. Meanwhile it's $11 Day at the Chihuly Collection, which is celebrating its first anniversary. Or you can wait until Saturday when it will have $5 admission from 6 to 8 p.m. and a celebration at 400 Beach Drive.
Pottermania: We say goodbye with the last of the Harry Potter movies opening Friday, but not without some parties. The movie premiere party before the midnight showing Thursday at the Museum of Science and Industry will have the University of South Florida Quidditch team and butterbeer (including a vodka-laced one for adults) in the concession stand. (Search key word "Harry Potter" at tampabay.com/things-to-do.)
Trashion Fashion: This annual show is always a colorful scene. See what kind of cone bra can be made from a recycle bin at 8 p.m. Saturday, 919 First Ave. N, St. Petersburg. $20 advance, $25-$45 VIP.
Chill scene: Come in from the heat and browse the Cool Art Show on Saturday and Sunday, where dozens of artists and craftsmen will set up in the Coliseum, 535 Fourth Ave. N, St. Petersburg. Parking is plentiful and free and there's no admission. 10 a.m. to 5 p.m. on both days.
Mamma Mia! The Abba-powered musical opens at 7:30 p.m. Tuesday and runs through Sunday at Carol Morsani Hall at the Straz Center for the Performing Arts in Tampa. Tickets start at $38.50. (813) 229-7827; strazcenter.org.
Music: Joan Jett and the Blackhearts bring their three-chord karaoke caravan to the Hard Rock Casino in Tampa on Wednesday; $45. Thursday brings Natasha Bedingfield, the Brit with the Unwritten power to make The Hills cast likable. Doors open at 5:30 p.m. at the Ritz in Ybor City; $20. For country fans, Friday's Country Megaticket at the Ask Gary Amphitheater in Tampa brings Jason Aldean with Chris Young and Thompson Square; $24.75 to $49.75.
Kids and family
National Ice Cream Day: From noon to 2 p.m. Sunday, you can grab a free sample of Blue Bell Ice Cream or enter an ice cream eating competition all in honor of National Ice Cream Day at MOSI in Tampa. Also, MOSI's InterActors will demonstrate the science of freezing with their cryo-freezing demonstration, using liquid nitrogen in the lobby. MOSI's retail store will be featuring freeze-dried astronaut ice cream.
More to explore
Three terrific movies opened over the weekend. Read the reviews before you go at tampabay.com/things-to-do.