PRETTY LITTLE THING

One of the greatest things about music is that you can take whatever you want from it, remould it, and apply it personally to your own life. The following will probably take much of the mystique and ambiguity away from Placebo's tracks, but nonetheless I think it's worth it. If nothing else, it'll give you much more of an insight into Brian's song-writing process.
The linked tracks will take you to Brian's explanation for the track and/or lyrics.
 

PLACEBO

WITHOUT YOU I'M NOTHING