The US singer will perform in Melbourne alongside other famous names in music.
The Rural Fire Service said 24 blazes remain alight across the state, though all are now under control.
"This is not a pleasant place to be," firefighters said, urging the public to take caution and heed evacuation advice.
The couple gave a nod to the comedian and other Australians who are "an inspiration" amid the bushfire crisis.
As scores of koalas battle to recover from Australia's destructive fires, hopeful stories of survivors are emerging.
Koala Hospital Devastated After ‘Scumbag’ Steals Water Drinking Station In Bushfire-Ravaged Australia
The $1,450 vessel was taken from Crowdy Bay National Park in New South Wales.
The Australian tennis player, who's promised to donate $200 per ace, served 14 aces and defeated Lorenzo Sonego in his first round match.
"I have never seen anything like this before, and I’ve been in and around this stuff for 20 years," the CEO of one environmental group reveals.
The US tennis star had expressed concern over bushfire smoke when she touched down in Melbourne.
Authorities warn NSW and Victoria are yet to experience more thunderstorms in coming days, but it won't extinguish all the blazes.