Simon Gittany's Secret Life: Part 1 Rachelle Louise, the girlfriend of convicted murderer Simon Gittany, has opened up in an explosive new interview with Sunday Night saying she 'knows' her boyfriend is innocent. Gittany is expected to be sentenced on Tuesday for throwing his former fiancee Lisa Harnum off the balcony of their Sydney CBD apartment. Reporters: Ross Coulthart and Steve Pennells Producers: Nick Farrow, Naomi Shivaraman, Richard Andrews