She is even known for her love of Pennywise the clown," Christiana told Newsweek ... "When we saw the creepy baby dolls in Spirit Halloween I knew Lily would love them! She instantly thought ...

And dolls aren't just creepy when they're holding knives and ... Besides Heather O'Rourke's iconic "They're heeere," the nightmarish clown that attacks Robbie has stuck with people the most.

Briar loves baby ... the doll and give it to [Briar] on the plane because Belle was so scared of it." Since then, Briar has been inseparable from her doll named Chloe, now dubbed, "Creepy Chloe ...