 The Rabbitohs narrowly missed out on the minor premiership in 1986, and were subsequently bundled out in straight sets after losing both semi-finals to the Canterbury Bulldogs and Balmain Tigers respectively.Harrington played in the Rabbitohs' 1986 Presidents Cup grand final victory over the Penrith Panthers.After a disastrous 1988 season, in which Harrington only made seven appearances, Souths led from basically start to finish in the 1989 season, remarkably not losing a single match away from their then home ground the Sydney Football Stadium.