Next Toto IV, two of the initial associates, Hungate and Kimball, departed the band. Hungate was replaced on bass by Mike Porcaro, whilst Kimball was changed by a number of different limited-expression vocalists, the longest serving of which was Joseph Williams. Following Jeff Porcaro's Demise in 1992, he was replaced https://www.behance.net/gallery/229980605/toto