Mitch Duncan and his partner Demi Miles have taken to Instagram to announce they are expecting their first child. 

It has been a big few weeks for Duncan.

He recently signed a contract extension with the Cats that ties him to the club until the end of the 2020 season.

Couldn't help myself our fam bam is growing #17weeks @mitchduncan22

A post shared by Demi Miles (@demiimiles) on