If you have created a block with a weird name or just you want to change the title of your blog..(This happened to me :P), here is the solution how can you rename your blog title:
1. Go to your blog
2. Click on the design, on right top corner (as mentioned in the below image):
3. In the next page click on the My blogs:
4. In the next page click on the down-arrow (mentioned below) and select Settings from drop-down list:
5. In next next page click on Edit next to the title of the blog and there you are..enjoy :)
