If you've removed it, then you need edit template, you must log in to your account, use link below:
(or type http://www.blogger.com on your browser adress bar)
To hide it, you can use the following procedure:
1. Login to your dashboard
2. Select Layout => Edit Html => Check "Expand Widget Templates"
3. search code as below
4. Enter the following code after the code above
5. Click Save Template button. Please See the changes on your blog.