If you like live theater productions, go and see a play at Silvio Romero Theater. Look online for prices and times.
You'll be spoiled for sightseeing choice in Tatuape. Silvio Romero Theater is a great place to begin here, but there are plenty of other interesting places to enjoy. Paulista Museum, Municipal Theatre of São Paulo, and Ibirapuera Park are near the arts and culture attraction and and will cap off your day nicely.