The Joliet Slammers will start the season in the slammer -- literally. The suburban pro baseball team that set a world record by dropping 2,600 hot dogs out of a helicopter last summer will be at it again Thursday, this time playing in the Old Joliet Prison, where the Blues Brothers movie was filmed. The Slammers will play a game inside the prison in honor of the 100th birthday of Route 66. "This is going to be a historic event.