On the Qantas Facebook page today:
Today we welcome another brand new 737-800 to the Qantas fleet, but this one is even more special as it's the first to sport the new Boeing Sky Interior. It took off about an hour ago as QF610 (MEL-BNE). We bet her passengers are enjoying the flight
Kalgoorlie (VH-VZT) - our first 737 with the Boeing Sky Interior
This was posted about 11am EDST today.
So that replaces one of the 'grounded' aircraft ..