Bluegrass musicians The Grascals will help Midnight Trucking Radio Network (MTRN) kick off its coverage of the Mid America Trucking Show, March 25-27, in Louisville.

The Grascals, who will be part of Hank Williams Jr.’s Rowdy Friends Tour 2010, will be on hand at the show’s opening to sign autographs and talk with fans at the MTRN booth. Visitors to the booth can register for a $1,000 in cash and other prizes.

From Thursday night to Friday morning, MTRN host Eric Harley will broadcast live  from the Crowne Plaza Hotel across from the Fair Grounds,  site of the show. Harley will also introduce a number of country music legends throughout MTRN’s “Mid America Jamboree.”

The Midnight Trucking Radio Network broadcasts a five-hour program between the hours of midnight and 5 a.m. CST, Monday through Sunday on AM stations throughout the country. Go to www.midnighttrucking.com to find a list of stations.

The Jamboree will be sponsored by Western Star, ArvinMeritor, Motel 6, Mobil Delvac and Progressive Insurance.