get rid of the brushed background, and look at other peoples vector work, to get an idea of how to go about it, Vector art
also for tutorials on the
Pen tool


if that first link doesnt work, heres some vector i did a while a go
http://www.deviantart.com/deviation/22770428/
http://www.deviantart.com/deviation/24092919/


that should help you on the way