Lacy will be 4 next year,Molly 2,They all get along with all the other dogs,But the two of them do not like eachother,Lacy is boss always been alpha.And molly is trying to be Boss and My Lacy aint having it.She is a brat she has to have her own way My husband says let them fight and they will learn,But im sorry i cannot watch my girls tear eachother up im just not having any part of that,They will learn in time.