GRAND RAPIDS, Mich. – Irish on Ionia, presented by HopCat, will be celebrating its 11th year as Michigan’s largest St. Patrick’s Day street festival. This year on March 16, Ionia Avenue will take on the festival from 10 a.m. to 10 p.m. Stretching up Ionia from Fulton to Oakes, and across Weston from Ionia to Commerce will be two separate stages with a variety of entertainment such as live music, dance, street performances and high-energy DJs.