SHEBOYGAN, WI (WHBL) - Gilly’s Drive-in on Business Drive in the city of Sheboygan is open and sporting a brand new burger. They used the off season and the University of Wisconsin Meat Science experts to come with the burger, which was unveiled Thursday afternoon. Amy Deering, Vice President of Marketing, said the research team had several tastings and weeks of research and came up with "a fabulous burger for all of Sheboygan." Mayor Mike Vandersteen was there for the tasting and said, "it was delicious, juicy and very flavorful." Gilly’s is owned by Jim Gilles and was founded by his father in Fond du Lac in 1949. Jim bought the business in 1992, then expanded to Green Bay and Sheboygan.