need some advice please ,willow my 8 month puppy is normaly realy well behaved but the last three days shes being a bugger,shes chewed my hubbys boots then she is pulling realy bad when shes out,she has chewed my sons football today...also she is very soppy and wanting loads of cuddles and stuff,i give her loads of cuddles and praize all the time....but she wont leave me alone not even to do house work,not sure if she is coming in season or weather she is having an off day.