MY first siggy :P
[IMG]http://i67.photobucke*****m/albums/h291/joeyzz/Siggy.jpg[/IMG]
i think i did a pretty fair job
Meh everyones 1st signature is bad, and you'll get better quickly when you start out. This just looks like motion blur, with 2 explosion brushes added onto it, and the white looks like your mouse had a spasm when you were using the brush tool.
Read some begginer tutorials and keep going.