'Sweet But Psycho' with 'My Head & My Heart', 'Torn', 'Kings and Queens' and 'OMG What's Happening' filling out top 5. I like 'So Am I' as well. There's a couple I haven't heard though so I will check them out at some stage.

1. My Head & My Heart

2. Sweet But Psycho

3. Kings and Queens

4. Naked