Nothing wrong with this, it's totally unicorn but a catchy, playful melody. Music like this has its place. The thing that makes it work for me is that they've unashamedly set out to create a unicorn track and haven't held anything back. You can tell that it works from the overall feel.
I can see now why pure trance was awarded the label of the year award by TF, there is lots of variety on the label and most releases are of pretty good standard.
another I've come across recently is this