Surprised that people hate it so much. I really like it - catchy, uplifting and different. Good stuff.
That said, I also liked 'Punk Rocker', so I bought her album. I guess as a 'fan', I'm biased, but let's face it - there are plenty worse records about at the moment.
(I do agree that the lyrics are a tad silly in parts. But I like the gist: yeah, everything seems perfect in this relationship and I know things'll be good - but I have my doubts, and what if I'm right? I can relate to that...)