What the hell are you talking about ? Kylie's music is not dated at all; in fact, her music is very similar to deep house & nu-disco that have been rocking the mediterranean coast beach clubs for like 4-5 years now. Go to Mykonos, go to Ibiza, go to Bodrum, DJ will play those music at beach clubs; and yes, all those places are much more classy than trashy dive bars playing R&B, Urban, Rap influenced Americano slum pop.
You have a problem if you think these songs sound dated: