Australia's leaders have tried to add some Christmas cheer following a week dominated by record COVID-19 numbers.
The time Australians will need to wait for booster shots will be reduced twice in January.
Sydneysiders have been told to open the windows and pop their grandparents on the porch on Christmas Day as COVID-19 continues to sweep through the city.
Britain has a record number of new coronavirus cases as the Omicron variant sweeps across the country, with Thursday's tally reaching 119,789 from 106,122 a day earlier.
Queensland's daily COVID-19 numbers continue to jump substantially with 369 new infections recorded, up from 186 the previous day.
Indoor mask wearing will again be compulsory in NSW after Premier Dominic Perrottet backflipped on several restrictions, in an attempt to suppress a spike in coronavirus cases.
Victorians young and old must don masks inside this holiday season under a reinstated mandate to curtail the spread of the Omicron variant.
Zane Mellor, one of the six victims of a jumping castle accident in northwest Tasmania, was kind, strong and his mum's "man of the house".
Britain has reported more than 100,000 new daily COVID-19 cases for the first time since widespread testing was introduced.
Tasmania has recorded 12 new coronavirus cases, the highest daily number since it reopened borders a week ago.