Millie Bobby Brown & Jake Bongiovi Wave Exuberantly at Onlookers in NYC

Millie Bobby Brown, 20, goes make-up free as she grabs coffee on her dog walk... as she gears up for wedding to Jon Bon Jovi's son Jake Bongiovi, 21

Millie Bobby Brown, 20, opts for stylish comfort with fiance Jake Bongiovi, 21, as couple take on babysitting duties in New York City

Jon Bon Jovi reveals it's been a 'crazy year' after son Jake, 21, got engaged to Millie Bobby Brown, 20