Boston Marriage: The title of this David Mamet play was the nickname for a romantic friendship between two women during the Victorian era - not that there's anything wrong with that. This Jobsite Theater production follows Anna and Claire, two busybodies who have a dream to live the upper-class lifestyle as their civil union takes some uncivil turns. 8 p.m., Tampa Bay Performing Arts Center, 1010 N MacInnes Place, Tampa. $24.50. (813) 229-7827; www.tbpac.org.
Gordon Lightfoot: The Canadian singer-songwriter is best known for his early '70s hits If You Could Read My Mind, Sundown and one of the longest pop songs ever, The Wreck of The Edmund Fitzgerald. 7:30 p.m., Tampa Theatre, 711 N Franklin St., Tampa. $39.50. (813) 287-8844; www.tampatheatre.org.
Conversational Cuisine: If you've always wanted to wrap your lips around Italian phrases, this four-week series of classes, starting tonight, teaches the language, culture and cuisine. 6:30-8 p.m., Castellano and Pizzo Italian Foods, 4200 S Henderson Blvd., Tampa. $195, includes dinner. Register at (727) 866-6892.
The One Percent, 6:30 p.m., Cinemax: Jamie Johnson, an heir to the Johnson & Johnson fortune, examines the discrepancy between most Americans and the population's 1 percent possessing about half of the country's wealth and how this imbalance affects society.