The Veronicas' Lisa and Jessica Origliasso recently buried the hatchet after reportedly being 'estranged' for 18 months. And the twins proved they're stronger than ever on Thursday when they stepped out at The Sony Foundation's River4Ward cancer charity event in Melbourne. Lisa and Jessica, 34, put on a united front as they posed together on the red carpet in contrasting black and yellow ensembles. The twins who dress together, stay together! The Veronicas' formerly-feuding sisters Lisa and Jessica Origliasso, 34, put on a united front at The Sony Foundation's River4Ward cancer charity event in Melbourne on Thursday Newlywed Lisa looked typically edgy in a racy black corset top, semi-sheer midi shirt and patent heeled booties. She accessorised her rock-chic outfit with a bold gold-and-black waist belt and matching chandelier earrings. Her twin sister Jessica looked equally as stylish, donning a matching mustard pants suit layered over a gold velvet bustier. Back in black! Newlywed Lisa looked typically edgy in a racy black corset top and a semi-sheer midi shirt Not so mellow in yellow! Jessica looked equally as stylish, donning a matching mustard pants suit layered over a gold velvet bustier The ex-girlfriend of Ruby Rose donned the same heels as her sister, and gave her ensemble a hard-edged touch by adding a black leather choker necklace. The recently reconciled stars spoke about their rift for the first time in February with Jessica telling Stellar magazine: 'We were so connected, so close. For that to be a threat to anybody has been one of the hardest things for me to understand.' Jessica stated: 'I am so proud of how strong we've been... We have tried to handle ourselves as gracefully as possible. Nobody should feel like they can force themselves into your life how it suits them when it's toxic and unwanted.' All smiles! The genetically-blessed twosome looked jovial as they laughed and spoke to reporters in front of the media wall Despite cryptic references to outside forces, the brunette singer told Stellar that she is still baffled by how she ever fell out with Lisa, considering their closeness. 'It's hard to comprehend. I still cannot understand it. There's no way of explaining it,' she poignantly told Stellar, adding: 'I was watching baby videos our dad brought over the other day of Lise and I. We were so connected'. Elsewhere, The Voice judges Guy Sebastian and Delta Goodrem put on a friendly display as they posed arm-in-arm on the red carpet. Dynamic duo! The Voice judges Guy Sebastian and Delta Goodrem put on a friendly display as they posed arm-in-arm on the red carpet Statuesque Delta looked elegant in a square-neck trumpet dress in white, while Guy showcased his sartorial chops in a mustard turtleneck and black-and-red pinstripe suit. Natalie Bassingthwaighte took time out of her busy Chicago rehearsal schedule to make an appearance at the star-studded event. The mother-of-two dressed to impress in blue, one-shouldered gown with racy ruched detailing at the thigh. White on the mark! Statuesque Delta looked elegant in a square-neck trumpet dress in white, while Guy showcased his sartorial chops in a mustard turtleneck and black-and-red pinstripe suit Beauty in blue! Natalie Bassingthwaighte took time out of her busy Chicago rehearsal schedule to make an appearance at the star-studded event Rocking it! The former Rogue Traders songstress parted her blonde tresses to the side and added a touch of bling with several silver hair clips Chic: Today's entertainment reporter Brooke Boney was also spotted in front of the media wall, looking sleek in a black tunic dress and matching platform heels Today's entertainment reporter Brooke Boney was also spotted in front of the media wall, looking sleek in a black tunic dress and matching platform heels. The brunette completed her look with a simple black clutch bag, gold earrings and a geometric-inspired gold necklace. Ninja Warrior Australia host Rebecca Maddern meanwhile donned an eye-catching dress featuring a green snakeskin-inspired silk overlay. Making them green with envy! Ninja Warrior Australia host Rebecca Maddern meanwhile donned an eye-catching dress featuring a green snakeskin-inspired silk overlay Having fun! Rebecca and David were were spotted playing up to the camera by trying on matching sunglasses At one stage, the popular TV personality was joined by Today Extra's David Campbell, who looked dashing in his black button-up shirt and matching skinny jeans. Former competitive swimmer Giaan Rooney also made an appearance on the red carpet. Beaming from ear-to-ear, the television personality dazzled in a beaded sheer top and emerald green pleated skirt. All rights reserved for this news site dailymail and under his responsibility