Puppy...g? what elsee! =/?

Ok...my puppy is poodle/bichon frise..her name is Sadie and she is about 6 months...lately i've been finding her my big dog (stuffed animal) named scruffy...its NOT a real dog.lol. the weird part is...shes a female..why would females hump? She is getting neutered on the 15th of July..my only concern...now she is exposed to ..will she get over it? thanks!