Complex sentence: He even appeared on 9th's documentary "The Wonder Year" and expressed his desire to make a number one hit with him, however, in an interview about a month prior to the slated release date, 9th said that he was not on the album.
Split into simpler sentences: He even appeared on 9th's documentary "The Wonder Year" and expressed his desire to make a number one hit with him. However, in an interview about a month prior to the slated release date, 9th said that he was not on the album.