aaaaargh... clean in large HELP !

[sublime1985]

help help help !!!
i need to create an very large scaled pic / stencil off a a4 sized jpeg image...
though every time i blow it up it all goes pair shaped...
can anyone help me out in cleaning up the image to be even slightly more visible ???
im lost...
oh, im using cs3 photoshop as well...
any ideas ???

 

[kellster692002]

hi there if you send me it I'll try and help ya out!