posting RSS feeds from another site to yours

hey, im looking for a free/cheap script that lets you posts RSS feeds on your site.
the RSS feed i want to post on my site is from another site. so basically, i want to post whatever that site posts.

anyone know a good script? let me know thanks!

Here's a simple PHP Reader:

http://lastrss.oslab.net/

It's really simple to use.
Put the PHP file "lastRSS.php" into your directory,
then copy their demo that shows how it works.
Customize it however you want.