Historic property Cogswell’s Grant in Essex hosts Herrmanns’ Royal Lipizzan Stallions, famous for the dressage called Airs Above the Ground, Sunday from 2 to 3:30 p.m. Day-of tickets $15; bring a chair. 978-768-3632; historicnewengland.org
WHOLE NEW BALLGAME?
How will the retooled Red Sox fare when the Evil Empire comes to town? Tune in for Boston vs. New York at Fenway at 7:10 p.m.
A NEW LEAF
With 44 candles on her birthday cake, Brat Packer Molly Ringwald adds another career to her resume: writer of fiction. She’ll read from her new novel in stories, When It Happens to You, at Brookline Booksmith at 7 p.m. 617-566-6660; brooklinebooksmith.com
That’s how many dogs there are in Massachusetts, and if you’re one of their doting owners, the free New England Pet Expo in Wilmington may be for you. From 10 a.m. to 6 p.m. at Aleppo Shriners Auditorium, you can buy products for most any type of pet, get vaccines and microchips, enter your pet in talent and costume contests, or even pick out a new furry friend at the mega adoption event. 800-977-3609; newenglandpetexpo.com
Grab a spot along Seaport Boulevard between Northern Avenue and Wharf Road to watch the closest thing to Formula 1 racing that the city of Boston offers. Tiny, 9-horsepower karts, not Ferraris and McLarens, will compete in the Annual Boston Police Athletic League Grand Prix, with the Seaport District as their racetrack, from noon to 4 p.m. 617-699-7099; bostonpal.org