help!

if someone could explain to me the steps, or has a tutorial or something i can follow so i can know how to put a picture on a background, omg i would REALLY apreciate it!!! (i use psp8)




(sry ah i dont know who to credit this to!)


(credit to iadoreyou_)


(credit to iadoreyou_)


(dont know who to credit)

etc...
thanks!!