Food & Drinks | Live Entertainment | Business Expo The Arlington Heights Chamber of Commerce partners with the Village of Arlington Heights each year to support this summer block party held in downtown Arlington Heights. About 20,000 people attend this event each year for the live entertainment in Harmony Park, the finals of the Suburban Chicago's Got Talent competition, a business expo, and plenty of food and drinks. Arlington Heights Chamber of Commerce members can rent tent space and take advantage of this great opportunity to get in front of and interact with thousands of local residents. Stop by our Booth at the Mane Event and Taste of Arlington Heights!