Inserting a Hard Return

"WASSSSSSSSSSSSUPPPPPPPPPPP"

Anyways...I have a form that is submitted to a MySQL dB by PHP, and in that form there are all sorts of ' ? ! and things, as well as hard returns (what or \n does). Then another piece of PHP grabs the data and displays it. How can I parse so that the hard returns, on submission, enter \n in place of it, and how do you parse ' " ? ! to display normally, instead of being

Quote:
hello y\'all

Thanks!