If you use FeedJIT - sometime it is risky for your blog to show that. Because then visitor or other person can harm you. So you can easily hide your FeedJIT from other people. And the process is very easy, you just have to add some word in your FeedJIT Widget content.
At first go to your blog dashboard and click layout option.
Edit FeedJIT Widget.
In the content option there have some code.
and put - </div> after all the code.
You can also hide your FeedJIT title. Just remove the title. OK
So this is very easy. Try it.