How do I fix my RSS feed?

Hey, I have no idea why my rss feed isn’t working. Can Someone help? How can I fix this?I tried installing Fix RSS Feed plugin. But it still isn’t validating. My website is http://madjank.com and my feed is http://madjank.com/feed I’m using freevalidator.org and I’m getting these highlighted errors:

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31. <content:encoded><![CDATA[<!– Start Shareaholic LikeButtonSetTop Automatic –><div style=”clear: both; min-height: 1px; height: 3px; width: 100%;”></div><div class=’shareaholic-like-buttonset’ style=’float:none;height:30px;’></div><div style=”clear: both; min-height: 1px; height: 3px; width: 100%;”></div><!– End Shareaholic LikeButtonSetTop Automatic –><p><img src=”http://madjank.com/wp-content/plugins/zaazu-emoticons/emoticons/000054-medium.gif&#8221; style=”border:none;background:none;” alt=”Amazed” /> Yo so I was hanging out at Mr. Miyagi’s house and I had a Mad Jank time tonight. It was CraAAAaazy LETS GO! I saw some faces that I missed, love your faces guys. It was fun meeting some new dudes and girls. I met a girl that looks EXACTLY like Selena Gomez, but she’s not her….oh. Sucks, but i mean #itswhateverdude. I don’t really care she said something along the lines of,</p>

51. <p><iframe src=”http://www.youtube.com/embed/fHyS5L4eEnE&#8221; frameborder=”0″ width=”395″ height=”248″></iframe></p>