Just so everyone knows, Sonic is on old 28, most mapping sites get it wrong because of the bypass. I've pinned it on a google map for everyone not familiar with the area using an address for the cross street so Navi can get you there.
http://maps.google.com/maps?f=q&q=39.193888,-84.239830%20%285914%20Wolfpen%20Pleasant%20Hill%20Rd,%20Milford,%20OH%2045150,%20USA%29
http://maps.google.com/maps?f=q&q=39.193888,-84.239830%20%285914%20Wolfpen%20Pleasant%20Hill%20Rd,%20Milford,%20OH%2045150,%20USA%29