Johnnymari

JohnnyMari is a prom dress store that carries prom gowns from several collections each season, with the 2026 prom collections now available according to the store's site. The shop's photo gallery shows a wide range of styles, and the store describes itself as a prom dress destination for shoppers across Michigan.

The store is on the second level of the JC Penney wing at Oakland Mall, next to FYE, and walk-ins are welcome. Sunday hours are shorter than the rest of the week, and the store lists its phone line on the contact page. Customers from Canada can find a separate visitor page on the site covering their questions.