what site can i make my photos comic book effect?

[MellyT]

i want to find a site where i can make my photos like a cartoony vintage comic book affect. something like piknik but free please like this effect:

http://www.starstore.com/acatalog/Superman-2007-calendar-01.jpg

or

http://www.imyouare.com/files/images/marina_diamonds-oh_no.png