MARDI GRAS ON MAIN STREET: It's Fat Tuesday, so expect to hear cries of "Laissez les bon temps rouler! (Let the good times roll!)" at the annual celebration in Dunedin. With music by Gris Gris and the Bird Street Players in Pioneer Park. Also craft vendors and food from area restaurants. 5-11 p.m.; parade begins at 7:30 and moves along Douglas Avenue, from Beltrees to Monroe.
Robert Bazell: NBC's chief science correspondent talks about science reporting and the public's understanding of science. 7 p.m., Mahaffey Theater, 400 First St. S, St. Petersburg. Free.
Lynda Carter: Wonder Woman shows that her vocal powers are as good as her superhero ones. Comedian John Byner opens. 1 p.m., Ruth Eckerd Hall, Clearwater. $16-$20. (727) 791-7400; www.rutheckerdhall.com.
Tea in the Garden: For a pleasant afternoon break, have some finger food and tea in the garden of the Museum of Fine Arts. 3 to 4 p.m. 255 Beach Drive, St. Petersburg. Reservations are encouraged at (727) 896-2667, ext. 210.
American Idol, 8 p.m., WTVT-Ch. 13: It's the final audition city, Atlanta, and it will be full of people who will make Pittsburgh Steeler Ben Roethlisberger's Super Bowl rendition of The Pina Colada Song sound like Pavarotti at his greatest.
House, 9 p.m., WTVT: It's the last new episode done before the writers strike. And now that we know Wilson's dirty little dating secret, we couldn't be happier.
m Nip/Tuck, 10 p.m., F/X: Can this show be saved? If former Knots Landing divas Joan Van Ark and Donna Mills can't do it . . . well, at this point, why should they bother?
"I think we're about equal. Equally not so good."
Angelina Jolie, before a showing of the famous "Mr. & Mrs. Smith" tango scene at the Santa Barbara International Film Festival, asked if she or Brad Pitt was the better dancer.