Millie Bobby Brown Wears ‘J’ Necklace in Honor of Fiance Jake Bongiovi

Millie Bobby Brown wears 'J' necklace in honor of her fiancé Jake Bongiovi... who sings like his famous father in new film clip

Millie Bobby Brown, 19, wraps up in a long brown coat as she walks her pet pooch with fiancé Jake Bongiovi, 21, in New York City

Millie Bobby Brown bares her abs in crop top and denim mini skirt as she strikes poses in fashionable post