Showing off her growing bump in just a black bra and briefs for a mirror selfie in her bedroom, the former star said she's 'very ready to not be pregnant anymore' and is in 'major nesting mode'.
Fortunately, we can all get in on the act as this design is available to buy online.
Changes;:Millie wrote: 'I can't believe it's been nearly 9 months since I gave birth to Sienna, I wanted to take the time to reflect on how my body has changed 'Today my hips and waist are wider, my lower stomach isn't flat and sometimes it still looks like I'm 3 months pregnant.