Hey,I was wondering where (a website)I can find DVDs for my psp?
- Movies like The Butterfly Effect, Stardust, startrek and
Chick Flick a.k.a teem movies :D

They're called UMD, not DVDs. Knowing that will help you a bit to find them.

For example:
http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=umd&x=0&y=0