Simplify the following text for a Grade 6 native English-speaking person.
Original: The Great Milenko is the fourth studio album by American hip hop group Insane Clown Posse , released on June 25 , 1997 , by Hollywood Records , in association with Psychopathic Records .
Simplified: The Great Milenko is the fourth studio album by American Horrorcore band , Insane Clown Posse . It was released on June 25 , 1997 .