Complex sentence: It was the last album with drummer Jimmy Keegan, who left the band in October 2016 for peronal reasons, this album also features Nick D'Virgilio, who returned to the band in February 2017.
Split into simpler sentences: It was the last album with drummer Jimmy Keegan, who left the band in October 2016 for personal reasons. This album also features Nick D'Virgilio, who returned to the band in February 2017.