how do you make a sig???

i need the basics of the basics! i hav never done blogging before and i want to make a sig to make my posts look kool like other peoples. i already hav psppx2(paint shop pro photo x2) but i need to know how to make the pics look kool. plz help (if you hav the time)

Pm RJ. He's an PSP GOD.

hes god of gods of gods of all gods

He is good, but not that good.
I mean, he's not like the really god of it, I've saw better work.