well we will need more information than just what is the best perfume! every girl is different a perfume smells different on every girl. if you want to get your girlfriend something special think of how she smells when she is around you. does she smell flowery or spicey? ask her what her favorite perfume is. or what she is wearing. every one is different. you might get something she really hates even if it is very expensive. you have to ask her or one of her girlfriends what she wears. best thing is to ask her.