 three-piece potato cake, and a regular Jamocha shake, and for a limited time, mm-mm, good, a deluxe burger and big, cheesy bacon burger. Check it out, Arby's of Michigan City at 204 West US Highway 20 in Michigan City. Every Wednesday and Saturday, check out Big George the Car Guy. Right here on AM 1420, 95.1 FM, and 106.7 FM, Valparaiso, WIMS.