Original: Mother's Milk (1989 1990) In an attempt to cope with the death of Slovak and the departure of Irons, Kiedis and Flea temporarily employed Dead Kennedys drummer D. H. Peligro and former P-Funk guitarist DeWayne "Blackbyrd" McKnight.
Simplified: Mainstream success After Slovak died and Irons left the band, D. H. Peligro (from the band Dead Kennedys) and DeWayne "Blackbyrd" McKnight joined Red Hot Chili Peppers.