Behind her polished outfit of the day videos, baby-led weaning tips and supermarket shopping hauls, British mumfluencer Brittany Miller was hiding a dark secret that she never wanted to face. The 29-year-old, a proud wife-to-be and mum of two beautiful twin boys Elijah and Emiliano, has millions of followers who watch her every move online. Over the space of a few short years, she's managed to perfect her lucrative online persona by portraying herself as a down-to-earth, budget fashion-lover