Complex sentence: Project Born is to perform at the Gathering of the Juggalo's a anual 4day even held by the Insane Clown Posse and Psychopathic Records this will be the first time in seven years Project Born has associated with Psychopathic since there departure in the 90's.
Split into simpler sentences: Project Born is to perform at the Gathering of the Juggalos, an annual four-day event held by Psychopathic Records. This will be the first time in seven years that Project Born has associated with Psychopathic since their departure in the 90's.