Big G's Pizza hosts a party for its one year anniversary. All slices will be $2 after 3 p.m., and a live Mariachi band will perform from 5:30-7:30 p.m. The Wrigleyville pizza joint also will dish out prizes and free garlic knots, wings and s'mores ravioli.

The BYOB shop at 3716 N. Clark St. will open at 3 p.m. and closes at midnight.