Next Toto IV, two of the original members, Hungate and Kimball, departed the band. Hungate was replaced on bass by Mike Porcaro, although Kimball was replaced by a range of various quick-phrase vocalists, the longest serving of which was Joseph Williams. Soon after Jeff Porcaro's Loss of life in 1992, https://serviceprofessionalsnetwork.com/?p=1714234&is_new=1