 <p>Serkan is right.</p> <p>From the first paragraph on <a href="http://codex.wordpress.org/Function_Reference/fetch_feed" rel="nofollow">http://codex.wordpress.org/Function_Reference/fetch_feed</a></p> <blockquote> <p>Retrieves an external feed and parses it. Uses the SimplePie and FeedCache functionality for retrieval and parsing and automatic caching.</p> </blockquote>