In the tradition of out-there ARIAs outfits, composer James Tawadros arrived with a furry hat and coat, his beard dyed pink and blue, while rapper Kahukx arrived in a black suit and trademark balaclava.
Former Wiggle Emma Watkins arrives on the red carpet at the Arias in Sydney.
Former Wiggle Emma Watkins went for a butterfly-inspired outfit in peach, and Jamie Azzopardi wore a low cut silver-white jumpsuit and trailing yellow cape.
The night will feature performances from G Flip, Budjerah, DMA'S, Brad Cox, Fanny Lumsden, Jessica Mauboy, Meg Mac and Peach PRC.Â
There will also be a presentation celebrating 50 years of hip hop in Australia, with music from Bliss n Eso, Barkaa, 1200 Techniques, DJ Krissy and Sound Unlimited Posse featuring Kye.
Kahukx donned a black suit and trademark balaclava arriving at the Aria Awards.
Genesis Owusu is leading this year's nominees with seven nominations from his new album, Struggler.
To close the ceremony, rock band Jet will perform a medley to mark their induction into the ARIA Hall of Fame, and the 20th anniversary of their debut album, Get Born.
The ARIAs are being held at the Hordern Pavilion in Sydney.