Hamish dressed as Catwoman while Sonny opted for Batman. Sitting in Hamish’s lap, little Rudy is dressed as a mini Robin.
Is it too much to ask for these three to be cast in the next Batman instalment?
“Do NOT mess with these guys,” Foster Blake captioned the post. “Don't even get slightly untidy with them,” she added.
Later that night, Zoë got in on the action, dressing as a skeleton alongside Sonny and Rudy.
"Skel of a night at our place," she captioned the adorable photo.
Earlier this month, Foster Blake shared a refreshingly honest account of her second labour and experiences as a parent, yet another reason why she's an A+ human.
“Parenting is, without a lick of competition, the hardest thing I’ve ever done, and the hardest job there is. They were the toughest few weeks of my life, I reckon,” the 37-year-old wrote.
You can read her full account here.