Tot Lot. 9 a.m.-noon, Hyde Park Neighborhood Club, 5480 S. Kenwood Ave., firstname.lastname@example.org, classes are $9 drop-in, $45 for a 10-session pass or $65 for a monthly pass. This class is intended for children 0-4 and their caregivers or parents to get together on a regular basis to learn, play and benefit from one another’s company.
CMAC in Concert with the University of Virginia Men’s Glee Club. 8-10 p.m., Rockefeller Chapel, 5850 S. Woodlawn Ave., 773-702-2100, $12 general admission, $15 at the door, $5 students. The Chicago Men’s A Cappella and University of Virginia Men’s Glee Club perform. Visit ticketsweb.uchicago.edu for tickets.