The Aussie singer will be going up alongside one of his children when the ITV1 programme returns next month and together they will aim to raise as much money for charity as possible.
ITV are keeping tight-lipped on whether Peter's son Junior or daughter Princess will be appearing alongside daddy, but one thing is for sure, some embarrassing secrets are bound to come to light!
As usual, the show will give viewers a sneak peek into the star's home life and there will be lots of revelations and heart-warming anecdotes.
Other celebrities taking part include Boyzone's Ronan Keating and EastEnders' Rita Simons.
Big Star's Little Star returns to ITV in March