Old School at Mount Prospect Downtown Block Party Leave a Comment / By admin / July 24, 2026 When July 24, 2026 6:30 pm - 8:20 pm Add To Calendar Download ICS Google Calendar iCalendar Office 365 Outlook LiveWhere Downtown Mount Prospect E Busse Ave & S Emerson St, Mount Prospect, IL Loading Map.... E Busse Ave & S Emerson St - Mount Prospect View Events 42.064508 -87.935399Old School will be playing at the Mount Prospect Downtown Block Party on Friday, July 24th, from 6:30 to 8:20PM.