TP Name: Flashbacks TP Primary Characters: Buster, Judy Witwicky, Optimus Prime, Prowl, Ron Witwicky, Sparkplug, Spike, Susan Witwicky Primary Factions: Autobots, Witwicky Family Date: 1946, 1958, 1967, 1975, 1980, 1981, 1984, 1985, 1986, 1991, 1993, 2010; 1978 (SG), 1990 (SG), 1991 (SG), 1995 (SG), 1996 (SG) The history of Buster and Spike's family relationships is explored in a series of flashbacks.