WZZM | Grand Hotel owner dies at age 80 of heart failure UpNorthLive.com MACKINAC ISLAND -- R.D. "Dan" Musser Jr., the owner of Michigan's famous Summer resort, the Grand Hotel, died on Saturday of congestive heart failure. According to a statement from the Mackinac Island hotel, Musser died at a Lansing hospital. Mackinac Island's Grand Hotel owner Dan Musser Jr. leaves lasting impact on ... Longtime Grand Hotel Owner R. Daniel Musser Dies at 80 Grand Hotel owner, dies at age 80 |