Joan Rivers: The comedian and Emmy Award-winning talk show host brings her comedy chops at 7:30 p.m. at Capitol Theatre, 405 Cleveland St., Clearwater. $65-$85. (727) 791-7400.
Eat at Joe's Lunch and Concert Series: Award-winning Bollywood star Vidya Balan will make an appearance in advance of next month's "Bollywood Oscars" in Tampa. There will also be food for sale and live music in the park at 11 a.m. at Joe Chillura Courthouse Square, Kennedy Blvd. and Morgan St., Tampa. Free.
American Monkey: See a preview performance of Freefall's newest play about the dark side of reality TV. It runs through March 30. Show is at 8 p.m. at Freefall Theatre, 6099 Central Ave., St. Petersburg. $20-$44. (727) 498-5205.
Florida Antiquarian Book Fair: Classical musician BK Davis will perform for tonight's opening of the oldest and largest fair of its kind in the Southeast. It's at 5 p.m. at Coliseum, 535 Fourth Ave. N, St. Petersburg. $10 (good all weekend).
KIDS AND FAMILY
Pi Day: Math lovers around the world today honor Pi (3/14, get it?). The New Port Richey Library will have a party with pi crafts from noon to 2 p.m., 5939 Main St., New Port Richey. At the Dali Museum, math teachers in Hillsborough and Pinellas get in free, and the rest of us get a free math-centered film festival running 10:30 a.m. to 4 p.m. Films are free and tours are included with admission at One Dali Blvd. (Bayshore Drive SE and Fifth Avenue SE), St. Petersburg.
Hannibal, 10 p.m., NBC Will's trial begins and those closest to him are forced to take sides.
MORE TO EXPLORE
Find date night ideas at tampabay.com/things-to-do.