Adhering to Toto IV, two of the initial customers, Hungate and Kimball, departed the band. Hungate was replaced on bass by Mike Porcaro, even though Kimball was changed by a selection of various limited-expression vocalists, the longest serving of which was Joseph Williams. Right after Jeff Porcaro's Dying in 1992, https://www.bondhuplus.com/read-blog/212358