Are they preparing for another cat fight??
We think we know who'll win.
The two ladies were then later joined by their fellow judges Randy Jackson and Keith Urban before getting their makeup touched up.
If Mariah looks just as incredible as she does (above) then we're in for an amazing season of AI! The new season premieres January 16 on Fox.
[Image via Cousart-Rayne/JFXimages/WENN.]