Prinnie has been busy since she starred in season one of the show.
She's kept up her singing career, starring in Thriller LIVE in the West End and the Bodyguard musical across Australia.
And also found time to marry her long term partner, Patrick Sanders, in 2016.
The couple have a baby daughter together, who's name they have kept private, and Prinnie is mum to another daughter, Sania, 13, from a previous relationship.