In the video, Sarah holds Brooklyn, giving her a bottle as the baby girl holds her hand up, opening and closing her fist. "Brooklyn is signing her first sign!!! MILK! SO HAPPY TO HAVE CAUGHT IT ON ...

Nobody does Halloween quite like our favourite stars. Check out these can't-miss costumes from Hollywood's biggest names.

Hailey dressed as the titular character, with husband Justin dressed as her partner Ron Stoppable. As for baby Jack? He was outfitted in a pink onesie — portraying Ron's pet, a naked mole rat named ...